Title InChIKey Short InChIKey PubChem CID Exact mass Formula SMILES Comment Tryptophan betaine AOHCBEAZXHZMOR-ZDUSSCGKSA-N AOHCBEAZXHZMOR 442106 246.137 C14H18N2O2 C[N+](C)(C)C(CC1=CNC2=CC=CC=C21)C(=O)[O-] 180412_added