647015-01-8

4,15-Dioxa-3,16-disilaoctadecan-9-one,7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10,11-dihydroxy-13-methoxy-5-[(2R)-3-methoxy-2-[(4-methoxyphenyl)methoxy]propyl]-2,2,3,3,6,8,16,16,17,17-decamethyl-14-(3-pentynyl)-, (5R,6S,7S,8R,13S,14S)-