methyl (3aS,3a1R,4S,5S,5aR,10bS)-4-(benzyloxy)-3a-ethyl-8-methoxy-6-methyl-1-oxo-2,3,3a,4,5a,6,11,12-octahydro-3a1,5-epoxyindolizino[8,1-cd]carbazole-5(1H)-carboxylate

对硝基苯基甲烷磺酸酯

4-氨基苯酚甲磺酸酯

4'-甲基磺酰乙酰苯胺

4-iodo-3-nitrophenyl methanesulfonate