Get Best Price for 144467-90-3
<2Z,4E,6E,8E,10S,11S,12R,13R,15R,15(2S,3S,5S,7R,8R,9S)>-15-<9-(tert-butyldimethylsiloxy)-7-<2-(tert-butyldimethylsiloxy)ethyl>-3-hydroxy-4,4,8-trimethyl-1,6-dioxaspiro<4.5>dec-2-yl>-11,13-bis(tert-butyldimethylsiloxy)-15-methoxy-3,7,8,10,12-pentamethyl-