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What is the molecular formula of the molecule (3aS,4'aS,6aR)-4'a-methyl-1'-phenylspiro[4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxole-2,5'-4,6,7,8-tetrahydrobenzo[f]indazole] ?
user
C23H26N2O2
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