(3aS,3bR,12S,12aR)-4-(4-methoxybenzyl)-2,2-dimethyl-5-oxo-3a,3b,4,5,12,12a-hexahydrobis([1,3]dioxolo)[4,5-c:4',5'-j]phenanthridine-6,12-diyl diacetate

2,4-Cyclohexadien-1-carbonsaeure-methylester

bromo-5 hydroxy-4 benzodioxole-1,3

(+)-methyl (1β,2α,6β)-2-hydroxy-7-oxabicyclo[4,1,0]hept-3-ene-4-carboxylate

5-bromo-4-(1-ethoxyethoxy)-2H-benzo[d]1,3-dioxolane