6-BENZO[1,3]DIOXOL-5-YL-2-METHYL-2,3,6,7,12,12A-HEXAHYDRO-PYRAZINO[1',2':1,6]PYRIDO[3,4-B]INDOLE-1,4-DIONE

O76074 — cGMP-specific 3',5'-cyclic phosphodiesterase