Dechloroacutumidine InChI=1/C18H23NO6/c1-23-11-8-12(21)17(14(11)22)4-5-18-15(25-3)13(24-2)10(20)9-16(17,18)6-7-19-18/h8,14,19,22H,4-7,9H2,1-3H3/t14-,16+,17-,18-/m1/s [1,3]dioxolo[4,5-g]indolo[3,3a-c]isoquinolin-6(6aH)-one, 3,4,4a,5,7,8-hexahydro-7-[2-(4-hydroxyphenyl)ethyl]-3-methoxy-5-methyl-, (3S,4aS,6aS,13bS)- rel-(1R,3aR,5'R,7aR)-5'-hydroxy-4,4',5-trimethoxy-2,3-dihydro-2'H-spiro[10-aza-3a,7a-(epiminoethano)indene-1,1'-cyclopent[3]ene]-2',6(7H)-dione