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(-)-(4aS,4bS,8S,8aS,10aS)-8-hydroxy-1,1,4a,8a-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthren-2(1H)-one
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(+)-(4aR,4bR,8R,8aR,10aR)-8-hydroxy-1,1,4a,8a-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthren-2(1H)-one
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(+)-(4aS,4bS,8aS,10aS)-7,7-ethylenedioxy-4b,8,8,10a-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthren-1(2H)-one
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(-)-(4aR,4bR,8aR,10aR)-7,7-ethylenedioxy-4b,8,8,10a-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthren-1(2H)-one
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(+)-(4aS,8R,8aR)-8-acetoxy-1,4a,8a-trimethyl-4,4a,6,7,8,8a,9,10-octahydrophenanthren-2(3H)-one