(2R,4aR,5aS,9aR,11aS)-2-(tert-Butyl-diphenyl-silanyloxymethyl)-decahydro-1,5,9-trioxa-dibenzo[a,d]cyclohepten-3-one

(4aS,7S,9aR)-7-(4-Methoxy-benzyloxy)-6-methylene-octahydro-1,5-dioxa-benzocycloheptene

[(4aS,6R,7S,9aR)-7-(4-Methoxy-benzyloxy)-octahydro-1,5-dioxa-benzocyclohepten-6-yl]-methanol

(4aS,6S,7S,9aR)-6-Iodomethyl-7-(4-methoxy-benzyloxy)-octahydro-1,5-dioxa-benzocycloheptene

(4aS,6R,7S,9aR)-6-((5S,6R)-5-Benzyloxy-6-benzyloxymethyl-5,6-dihydro-4H-pyran-2-ylmethyl)-7-(4-methoxy-benzyloxy)-octahydro-1,5-dioxa-benzocycloheptene