SMILES: CC1([C@@H](N[C@H](S1)[C@@H](C(=O)O)NC(=O)CC2=CC=CC=C2)C(=O)O)C
Description: The molecule is a penicilloic acid where the side-chain N-acyl group is specified as phenylacetyl. It has a role as an epitope. It is a conjugate acid of a benzylpenicilloate(1-) and a benzylpenicilloate(2-).