You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 12,12-dihexyl-17-methyl-7-(2-phenylethyl)pentacyclo[11.8.0.02,11.04,9.014,19]henicosa-1(13),2(11),3,5,7,9,14(19),15,17,20-decaene by IUPAC nomenclature, provide its molecular formula.
user
C42H48
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