tert-butyl-[5-(6-[1,3]dioxolan-2-ylmethyl-3-methoxy-3,6-dihydro-2H-pyran-2-yl)-2-methylene-pentyloxy]-diphenyl-silane

11-(tert-butyl-dimethyl-silanyloxy)-10-(4-methoxy-benzyloxy)-1-(3-methoxy-6-prop-2-ynyl-3,6-dihydro-2H-pyran-2-yl)-13-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dien-6-ol

2-[6,11-bis-(tert-butyl-dimethyl-silanyloxy)-10-(4-methoxy-benzyloxy)-13-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-3-methoxy-6-prop-2-ynyl-3,6-dihydro-2H-pyran