You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 18-(3,5-diphenylphenyl)-9,21-dithia-18,23-diazaheptacyclo[18.7.0.02,10.03,8.011,19.012,17.022,27]heptacosa-1(20),2(10),3,5,7,11(19),12,14,16,22(27),23,25-dodecaene by IUPAC nomenclature, provide its molecular formula.
user
C41H24N2S2
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