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What is the molecular formula of the compound with this IUPAC name (Z,6R)-6-[(3R,5R,10S,13S,14S,17S)-3-hydroxy-4,4,10,13,14-pentamethyl-2,3,5,6,7,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-2-methyl-7-oxohept-2-enoic acid ?
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C30H46O4
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