(8E,10E,14Z,16E)-[3S,4S,5R,6R,7R,13R,17(2R)]-15-ethyl-17-(6-hydroxy-3,6-dihydro-2H-pyran-2-yl)-3,5,7,9,13-pentamethyl-4-(triisopropylsilanyloxy)heptadeca-8,10,14,16-tetraen-6-ol

(8E,10E,14Z,16E)-[3S,4S,5R,6R,7R,13R,17(2R),17(6R)]-15-ethyl-17-(6-isopropoxy-3,6-dihydro-2H-pyran-2-yl)-3,5,7,9,13-pentamethyl-4-(triisopropylsilanyloxy)-6-(trimethylsilanyloxy)heptadeca-8,10,14,16-tetraene