{(E,Z)}-4-tert-butyldimethylsilyloxy-15,24-di(methoxymethoxy)-34-(p-methoxybenzyloxy)methyloxyasimicin-9-en-11-yne

(5S)-3-((R)-11-(benzyloxy)-11-((2R,2'R,5S,5'S)-5'-((R)-1-(benzyloxy)-11-iodoundecyl)octahydro-[2,2'-bifuran]-5-yl)undecyl)-5-methyl-3-(phenylthio)dihydrofuran-2(3H)-one

(5S)-3-((R)-2-(tert-butyldimethylsilyloxy)-9-((2S,5S)-5-((4S,7S)-2,2-diisopropyl-7-((2S,5R)-5-((S)-1-(methoxymethoxy)undecyl)-tetrahydrofuran-2-yl)-1,3,2-dioxasilepan-4-yl)-tetrahydrofuran-2-yl)nonyl)-5-methyl-3-phenylthio-dihydrofuran-2(3H)-one

(S)-dihydro-3-[(2R,10S)-10-[(2S,6R)-tetrahydro-6-[(2R,5R)-tetrahydro-5-[(R)-1-(tert-butyldimethylsilyloxy)tridecyl]furan-2-yl]-2H-pyran-2-yl]-2,10-bis(tert-butyldimethylsilyloxy)decyl]-5-methyl-3-(phenylthio)furan-2(3H)-one

(S)-3-[(2R,13R)-2,13-Bis-(tert-butyl-dimethyl-silanyloxy)-13-((R)-5-oxo-tetrahydro-furan-2-yl)-tridecyl]-5-methyl-3-phenylsulfanyl-dihydro-furan-2-one