You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 13-(3,5-dipyridin-2-ylphenyl)-2-thia-13-azapentacyclo[12.8.0.03,12.04,9.015,20]docosa-1(14),3(12),4,6,8,10,15,17,19,21-decaene by IUPAC nomenclature, provide its molecular formula.
user
C36H23N3S
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