label: 3,4,4a,5,6,6a-hexahydro-3-methoxy-5-methyl-8H- (1,3)dioxolo(6,7)(2)benzopyrano(3,4-c)indol-8-ol (stereoisomer)
label_lc: 3,4,4a,5,6,6a-hexahydro-3-methoxy-5-methyl-8h- (1,3)dioxolo(6,7)(2)benzopyrano(3,4-c)indol-8-ol (stereoisomer)