雷帕霉素

(2R,3S,6R,9R,10S,11S,12R,14S,E)-1-((1S,3R,4R)-4-((tert-butyldimethylsilyl)oxy)-3-methoxycyclohexyl)-3-hydroxy-10-methoxy-11,15-bis((4-methoxybenzyl)oxy)-2,6,8,12,14-pentamethyl-9-((triethylsilyl)oxy)pentadec-7-en-5-one