(3R,4S,6R)-3-(tert-butyl-dimethyl-silanyloxy)-4-methoxy-6-methyl-7-(5-nitro-2,3,6-trimethoxy-phenyl)-heptan-2-ol

(3S,5S,6S)-3-[(1S,3R)-1-hydroxy-3-methyl-4-(5-nitro-2,3,6-trimethoxy-phenyl)-butyl]-5,6-bis-(4-methoxy-phenyl)-[1,4]dioxan-2-one

(3S,5S,6S)-3-[(1S,3R)-1-methoxy-3-methyl-4-(5-nitro-2,3,6-trimethoxy-phenyl)-butyl]-5,6-bis-(4-methoxy-phenyl)-[1,4]dioxan-2-one

(2R,3S,5R)-2-(tert-butyl-dimethyl-silanyloxy)-3-methoxy-5-methyl-6-(5-nitro-2,3,6-trimethoxy-phenyl)-hexanoic acid methyl ester

(2R,3S,5R)-2-[(1S,2S)-2-hydroxy-1,2-bis-(4-methoxy-phenyl)-ethoxy]-3-methoxy-5-methyl-6-(5-nitro-2,3,6-trimethoxy-phenyl)-hexanoic acid methyl ester