(10Z,15Z,23Z)-(12S,13S,14S,19R,20S,21S,22S)-21-(tert-Butyl-dimethyl-silanyloxy)-13,19-bis-(4-methoxy-benzyloxy)-12,14,20,22-tetramethyl-hexacosa-10,15,23,25-tetraen-1-ol

(10Z,15Z,23Z)-(12S,13S,14S,19R,20S,21S,22S)-21-(tert-Butyl-dimethyl-silanyloxy)-13,19-bis-(4-methoxy-benzyloxy)-12,14,20,22-tetramethyl-hexacosa-10,15,23,25-tetraenoic acid