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(2S,3aS,5S,9S,13bS)-5-((tert-butyldimethylsilyl)oxy)-6,14,14-trimethyl-2-phenyl-5,8,9,11,12,13b-hexahydro-4H-3a,7-methanobenzo[3,4]cyclodeca[1,2-d][1,3]dioxol-9-ol
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(2S,3aS,5S,13bS)-5-((tert-butyldimethylsilyl)oxy)-6,14,14-trimethyl-2-phenyl-5,8,12,13b-tetrahydro-4H-3a,7-methanobenzo[3,4]cyclodeca[1,2-d][1,3]dioxol-9(11H)-one
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(3aS,5S,9S,13bS)-2,2-di-tert-butyl-5-((tert-butyldimethylsilyl)oxy)-6,14,14-trimethyl-5,8,9,11,12,13b-hexahydro-4H-3a,7-methanobenzo[3,4]cyclodeca[1,2-d][1,3,2]dioxasilol-9-ol
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(1S,2S,9S,13S)-9-Benzyloxy-2,13-bis-(tert-butyl-dimethyl-silanyloxy)-12,15,15-trimethyl-tricyclo[9.3.1.03,8]pentadeca-3,5,7,11-tetraen-1-ol