4-[(2R,3R)-5-bromo-2-hydroxy-3-methylpent-4-ynyl]-cyclopentane-1,2-diol

5-[9-(tert-butyl-dimethyl-silanyloxy)-10,14-dimethyl-5,17-dioxo-6,16-dioxa-bicyclo[13.3.1]nonadeca-3,10,12-trien-7-yl]-4-methoxy-3-methyl-hex-2-enal

9-(tert-butyl-dimethyl-silanyloxy)-7-[5-(tert-butyl-diphenyl-silanyloxy)-2-methoxy-1,3-dimethyl-pent-3-enyl]-10,14-dimethyl-6,16-dioxa-bicyclo[13.3.1]nonadeca-3,10,12-triene-5,17-dione