(3S,4S,6S,7R)-3-(tert-Butyl-dimethyl-silanyloxy)-7-(2,5-dimethoxy-3-nitro-phenyl)-4,7-dimethoxy-6-methyl-heptan-2-one

1-[(1R,2S,4S,5R)-5,6-Bis-(tert-butyl-dimethyl-silanyloxy)-1,4-dimethoxy-2-methyl-hexyl]-2,5-dimethoxy-3-nitro-benzene

(2R,3R,4S,6S,7R)-7-(2,5-Dimethoxy-3-nitro-phenyl)-4,7-dimethoxy-2,6-dimethyl-heptane-1,3-diol

(2S,3R,4S,6S,7R)-7-(2,5-Dimethoxy-3-nitro-phenyl)-4,7-dimethoxy-2,6-dimethyl-heptane-1,3-diol

[(2R,3S,6S,7R,8E,11S,12Z,14E)-2,5,6-三甲氧基-3,7,9,11,15-五甲基-16,20,22-三氧代-17-氮杂双环[16.3.1]二十二-1(21),8,12,14,18-五烯-10-基]氨基甲酸酯