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(3aR,3bR,6R,7R,7aR,8aR)-2,2-dimethylhexahydro-7,3b-(epiminoethano)[1,3]dioxolo[4',5':4,5]furo[3,2-b]pyran-6-ol
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(3aR,3bR,7aR,8aR)-3b-(2-Benzyloxy-ethyl)-2,2-dimethyl-3a,5,7a,8a-tetrahydro-3bH-[1,3]dioxolo[4,5]furo[3,2-b]pyran
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(3aR,3bR,6S,7R,7aR,8aR)-9-(tert-butylsulfonyl)-6-methoxy-2,2-dimethylhexahydro-7,3b-(epiminoethano)[1,3]dioxolo[4',5':4,5]furo[3,2-b]pyran
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2,2,2-trichloroethyl (3aR,3bR,6S,7R,7aR,8aR)-6-hydroxy-2,2-dimethylhexahydro-7,3b-(epiminoethano)[1,3]dioxolo[4',5':4,5]furo[3,2-b]pyran-9-carboxylate
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2,2,2-trichloroethyl (3aR,3bR,6R,7R,7aR,8aR)-6-hydroxy-2,2-dimethylhexahydro-7,3b-(epiminoethano)[1,3]dioxolo[4',5':4,5]furo[3,2-b]pyran-9-carboxylate