(3S,4S,E)-3-(tert-butyldimethylsilyloxy)-N-methoxy-N,4-dimethyl-7-(trityloxy)hept-5-enamide

(4S,5S,10S,11R,12R,14R,E)-11-(4-methoxybenzyloxy)-5,15-bis(tert-butyldimethylsilyloxy)-4,10,12,14-tetramethyl-1-(trityloxy)pentadec-2-en-8-yn-7-one

(4S,5S,7S,10S,11R,12R,14R,E)-11-(4-methoxybenzyloxy)-5,15-bis(tert-butyldimethylsilyloxy)-4,10,12,14-tetramethyl-1-(trityloxy)pentadec-2-en-8-yn-7-ol

(2S,3S)-3,5-bis{[(tert-butyl)dimethylsilyl]oxy}-2-methylpentan-1-ol

(2S,3S)-3,5-bis{[(tert-butyl)dimethylsilyl]oxy}-2-methylpentyl 4-methylbenzenesulfonate