AIDS-153528 AIDS153528 NSC700458 Spiro[3-azabicyclo[3.1.0]hexane-6,4'-[4H]pyrazole]-1-carboximidic acid, 5-cyano-1',5'-dihydro-2-imino-4,4-dimethoxy-3'-methyl-5'-oxo-1'-phenyl-, methyl ester