(3S,6E,8R,9S,12E,14R,15S)-14-hydroxy-8-(2-methoxyethoxy)methoxy-3,9,15-trimethyl-10-phenethyl-10-aza-4,16-dioxa-6,12-cyclohexadecadiene-1,5,11-trione

(1S,2R)-2-tert-butyldiphenylsilyloxy-1-methyl-3-butenyl (S)-3-tert-butyldimethylsilyloxybutyrate

(2S,3R)-3-((tert-butyldiphenylsilyl)oxy)pent-4-en-2-yl (S)-3-hydroxybutanoate