EuroPMCAnnot Get Chemicals From Article

Extract chemical/compound mentions from a scientific article using Europe PMC text mining. Returns chemicals identified in the article with their ChEBI ontology URIs, exact text matches, and surrounding context. Specialized shortcut for the most common annotation use case in drug discovery and pharmacology research. Example: PMC4353746 (resistin study) returns 19 chemical annotations including peptide, resistin, and specific compounds.