(cis,4R,5R,12R,13R)-5-tert-butyldiphenylsilyloxytricos-12,13-isopropylidenedioxy-8,22-dien-1,4-olide

(4R,5R,8R,9R,12R,13R)-4,13-di(methoxymethoxy)-23-(p-methoxybenzyloxy)methoxy-5,8,9,12-dioxidotricosan-1-ol

(4R,5R,8R,9R,12R,13R)-1-tert-butyldimethylsilyloxy-4,13-di(methoxymethoxy)-23-(p-methoxybenzyloxy)methoxy-5,8,9,12-dioxidotricosane