(3aR,8R,13aR,E)-2,2,8-trimethyl-9,10,11,12,13,13a-hexahydro-3aH-[1,3]dioxolo[4,5-e][1]oxacyclododecin-6(8H)-one

(+)-dihydro Cladospolide C ethylene acetal

(1R,2R,3S,5R,7R)-7-((R)-1,2-Dihydroxy-ethyl)-5-(3,4-dimethoxy-phenyl)-6,8-dioxa-bicyclo[3.2.1]octane-2,3-diol

(2S,4S,5R,6R)-4,5-Diacetoxy-2-methoxy-6-((1R,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid

tert-butyl (2R,6R)-6-vinyl-3,6-dihydro-2H-pyran-2-carboxylate