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Abstract (English, 100–200 words) *0 / 10000

Keywords (3–7; separate with semicolons) *0 / 1000

UDC *0 / 1000

Corresponding-author email *

Corresponding-author telephone *Include the country code where applicable. The same contact number belongs on the separate title page.0 / 60

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Optional original-language version (.docx or .pdf, up to 8 MB)The English manuscript is required. You may also provide the original-language version. After editorial approval and only once the article is accepted and publicly published, this copy may be available through an article-specific link labeled with its language.

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Permission for the optional original-language versionRequired only when you attach the optional original-language file.If I attach an original-language version, I confirm that its content corresponds to the English manuscript and that I hold the rights and permissions to publish it after editorial approval, only once the article is accepted and publicly published.

Countries where the research was conducted (separate with semicolons) *Use the same country names in any supplied reviewer records.0 / 10000

Do you have prior external reviews to submit? *Author-supplied reviews do not count as journal-commissioned peer review. Editors independently assess reviewer relationships and decide the journal review process.NoYes

External reviewers and their reportsProvide up to 20 prior reviewers from the declared research countries. A prior review does not guarantee acceptance or reviewer independence.

Reviewer full name *0 / 500

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Academic degree (enter none if applicable) *0 / 500

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Specialty *0 / 500

Conflicts of interest (or explicitly state none) *Include the identical declaration in the manuscript under “Conflicts of Interest”. Disclose relevant financial, personal and institutional relationships for all authors. If none exist, after confirmation by all authors, write: “The authors declare that they have no conflicts of interest.” Report funding separately. The editorial office will verify the declaration before publication.0 / 10000

Funding and funder role (or no specific funding) *0 / 10000

Data Availability Statement *Include the same completed statement in the manuscript after Acknowledgements and before References. Identify supporting data and repository DOI/URL, or explain specific access restrictions, custodian and access procedure. “Available on request” alone is insufficient. Examples: https://chemprob.org/research-data-policy/0 / 10000

Research ethics approval/consent or not applicable *0 / 10000

Were AI or AI-assisted tools used in the research or manuscript preparation? *NoYes

AI tool and model/version, where available *0 / 10000

Affected sections and description of AI use *0 / 10000

Author verification of AI-assisted material *The authors checked the output, references, analyses and conclusions and remain responsible for the work.

References: one complete reference per line *Provide at least 10 references under the current journal rules. Include DOI where available; never invent one. Registry findings require editorial interpretation.0 / 100000

Required author confirmation *All authors approved the manuscript, author order and this submission.

Required author confirmation *Disclose preprint URLs/identifiers in the cover letter. Preprints are permitted: https://chemprob.org/preprint-policy/The manuscript is not under consideration elsewhere; related publications and preprints are disclosed.

Required author confirmation *The supplied information is accurate; authors accept responsibility and have required permissions.

Manuscript preparation requirements *A4; 2.5 cm margins; 1.5 line spacing; Times New Roman 12 pt body text and 11 pt abstract/keywords; abstract 100–200 words; 3–7 keywords; at least 10 references cited in square brackets; UDC and Conflicts of Interest statement. Keep author identities and contact details on the separate title page for double-blind review.I have read the journal author guidelines and prepared the English manuscript and separate title page accordingly. I understand that this confirmation does not replace file checks or editorial review.

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