上游原料
Ethyl 2-(diethoxyphosphoryl)acetate; Triethyl phosphonoacetate(1aS,3aS,6aR,6bR)-3a-methyloctahydro-4H-indeno[4,5-b]oxiren-4-one3-ethyl-1-pentyn-3-ol[(1,1-diethyl-2-propynyl)oxy](triethyl)silane; 1,1-diethyl-2-propynyl triethylsilyl ether4-ethyl-4-[(triethylsilyl)oxy]-2-hexyn-1-ol(E)-4-ethyl-4-[(triethylsilyl)oxy]-2-hexen-1-ol(E)-4-chloro-1,1-diethyl-2-butenyl triethylsilyl ether; [[(E)-4-chloro-1,1-diethyl-2-butenyl]oxy](triethyl)silaneethyl 2-[(1aS,3aS,6aR,6bR)-3a-methyloctahydro-4H-indeno[4,5-b]oxiren-4-ylidene]acetateethyl (2S,4E)-2-[(1aS,3aS,6aR,6bR)-3a-methyl-2,3,3a,6,6a,6b-hexahydro-1aH-indeno[4,5-b]oxiren-4-yl]-6-ethyl-6-[(triethylsilyl)oxy]-4-octenoate(3aS,7S,7aR)-3-[(1S,3E)-5-ethyl-1-(hydroxymethyl)-5-[(triethylsilyl)oxy]-3-heptenyl]-3a-methyl-3a,4,5,6,7,7a-hexahydro-1H-inden-7-ol(2S,4E)-2-[(3aS,7S,7aR)-7-hydroxy-3a-methyl-3a,4,5,6,7,7a-hexahydro-1H-inden-3-yl]-6-ethyl-6-[(triethylsilyl)oxy]-4-octenyl 4-methylbenzenesulfonate(3aS,7S,7aR)-3-[(1S,3E)-5-ethyl-1-methyl-5-[(triethylsilyl)oxy]-3-heptenyl]-3a-methyl-3a,4,5,6,7,7a-hexahydro-1H-inden-7-ol(3aR,7aS)-1-[(1S,3E)-5-ethyl-1-methyl-5-[(triethylsilyl)oxy]-3-heptenyl]-7a-methyl-3,3a,5,6,7,7a-hexahydro-4H-inden-4-one(3aR,7aS)-1-[(1S,3E)-5-ethyl-1-methyl-5-[(triethylsilyl)oxy]-3-heptenyl]-7a-methyl-3,3a,5,6,7,7a-hexahydro-4H-inden-4-one2-((3S,5S)-5-[[tert-butyl(dimethyl)silyl]oxy]-3-fluoro-2-methylenecyclohexylidene)-1-ethanoltert-butyl(dimethyl)silyl (1S,5S)-3-[(Z)-2-chloroethylidene]-5-fluoro-4-methylenecyclohexyl ether; tert-butyl([(1S,5S)-3-[(Z)-2-chloroethylidene]-5-fluoro-4-methylenecyclohexyl]oxy)dimethylsilane2-((3S,5S)-5-[[tert-butyl(dimethyl)silyl]oxy]-3-fluoro-2-methylenecyclohexylidene)ethyl(diphenyl)phosphine oxide; [2-((3S,5S)-5-[[tert-butyl(dimethyl)silyl]oxy]-3-fluoro-2-methylenecyclohexylidene)ethyl](oxo)diphenylphosphorane(E,5S)-5-[(3aS,7aS)-4-[(E)-2-((3S,5S)-5-[[tert-butyl(dimethyl)silyl]oxy]-3-fluoro-2-methylenecyclohexylidene)ethylidene]-7a-methyl-3,3a,5,6,7,7a-hexahydro-4H-inden-1-yl]-1,1-diethyl-2-hexenyl triethylsilyl ether; ([(1S,5S)-3-[(Z)-2-((3aS,7aS)-1-[(1S,3E)-5-ethyl-1-methyl-5-[(triethylsilyl)oxy]-3-heptenyl]-7a-methyl-3,3a,5,6,7,7a-hexahydro-4H-inden-4-ylidene)ethylidene]-5-fluoro-4-methylenecyclohexyl]oxy)(tert-butyl)dimethylsilaneoxo(diphenyl)phosphorane
