SMILES: CC1=C2C(=C(NC2=CC=C1)C(=O)[O-])C
Description: The molecule is a monocarboxylic acid anion that is the conjugate base of 3,4-dimethylindole-2-carboxylic acid, obtained by deprotonation of the carboxy group. It is a conjugate base of a 3,4-dimethylindole-2-carboxylic acid.