CAS: 148-72-1 Molecular Formula: C11H17N3O5 Molecular Weight (g/mol): 271.27 InChI Key: PRZXEPJJHQYOGF-LQRGNCEWSA-N IUPAC Name: (3S)-3-ethyl-4-[(1-methyl-1H-imidazol-5-yl)methyl]oxolan-2-one; nitric acid SMILES: O[N+]([O-])=O.CC[C@H]1C(CC2=CN=CN2C)COC1=O