You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(1-hydroxy-6,6,9-trimethyl-6a,7,10,10a-tetrahydrobenzo[c]chromen-3-yl)-N,4-dimethylbenzenesulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H29NO4S
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