6164-47-2 7,13a-Secoberbin-13a-one, 7-methyl-2,3:9,10-bis(methylenedioxy)-, hydrochloride ARGEMONINE ARGEMONINE (PROTOPINE Bis[1,3]benzodioxolo[4,5-c:5',6'-g]azecin-13(5H)-one, 4,6,7,14-tetrahydro-5-methyl-, hydrochloride NSC11440 PROTOPINE Protopine hydrochloride