SMARTS

https://doi.org/10.1351/goldbook.11513

An expansion of the SMILES language that describes a particular specific or generalized substructure.

Examples: The SMARTS that describes any aliphatic ester of a carboxylic acid is "C(=O)OC"; the SMARTS that describes any aromatic ester is "C(=O)Oc"; and two SMARTS that describes both are "C(=O)O[c,C]" and "C(=O)O[#6]".
Source:
PAC, 2016, 88, 239. (Glossary of terms used in computational drug design, part II (IUPAC Recommendations 2015)) on page 256 [Terms] [Paper]
Citation: 'SMARTS' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.11513 RIS BibTex EndNote
Div. VIITextXMLJSON