(5Z,13E)-9α-[(tert-butyldimethylsilyl)oxy]-11-oxo-15-[(tert-butyldiphenylsilyl)oxy]prosta-5,13-dienoic acid

(4R)-(+)-T-丁基二甲基硅氧-1-酮

methyl 7-oxohept-5-ynoate

5,6-didehydro-11-O-(tert-butyldimethylsilyl)-15-O-(tetrahydropyran-2-yl)PGE2 methyl ester

11-O-(t-butyldimethylsilyl)-5,6-didehydro-7-hydroxy-15-O-(tetrahydropyran-2-yl)PGE2 methyl ester