(3aS,5R,7R,7aR)-5-Acetoxy-7-(tert-butyl-dimethyl-silanyloxy)-2,2-dimethyl-4-oxo-hexahydro-benzo[1,3]dioxole-5-carboxylic acid methyl ester

甲基(-)-莽草酸

莽草酸

右旋奎宁酸

(3aR,5R,5aR,8aS,8bS)-5-(tert-Butyl-dimethyl-silanyloxy)-2-dimethylamino-7,7-dimethyl-tetrahydro-benzo[1,2-d;3,4-d']bis[1,3]dioxole-3a-carboxylic acid methyl ester