SMILES: C1=C(C2=C(N1)N=C(NC2=O)N)C(=O)O
Description: The molecule is a pyrrolopyrimidine that is 7-deazaguanine bearing a carboxylic acid substituent at the 7 position. It is a pyrrolopyrimidine and a monocarboxylic acid. It is a conjugate acid of a 7-carboxylato-7-deazaguanine.