[2-benzyloxy-1-(13,13-dimethyl-5,9,12,14-tetraoxa-tricyclo[8.4.0.04,6]tetradec-8-yl)-ethoxy]-tert-butyl-dimethyl-silane

6-(2-benzyloxy-1-hydroxy-ethyl)-2,2-dimethyl-4a,6,7,8,11,11a-hexahydro-4H-1,3,5-trioxa-benzocyclononen-7-ol

[2-benzyloxy-1-(2,2-dimethyl-4a,6,7,10,11,11a-hexahydro-4H-1,3,5-trioxa-benzocyclononen-6-yl)-ethoxy]-tert-butyl-dimethyl-silane

[2-benzyloxy-1-(12,12-dimethyl-2,5,11,13-tetraoxa-tricyclo[8.4.0.04,6]tetradec-7-en-3-yl)-ethoxy]-tert-butyl-dimethyl-silane

6-[2-benzyloxy-1-(tert-butyl-dimethyl-silanyloxy)-ethyl]-2,2-dimethyl-4a,6,9,10,11,11a-hexahydro-4H-1,3,5-trioxa-benzocyclononen-9-ol