(2R,3S,5R)-3-methoxy-2-(2-methoxy-ethoxymethoxy)-5-methyl-6-(5-nitro-2,3,6-trimethoxy-phenyl)-hexan-1-ol

(4R,5S,7R)-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-7-methyl-8-(5-nitro-2,3,6-trimethoxy-phenyl)-oct-2-enoic acid methyl ester