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For the molecule named N-[(3,4-dichlorophenyl)methyl]-4-(2,2-dioxo-2lambda6-thia-3-azatricyclo[6.3.1.04,12]dodeca-1(11),4,6,8(12),9-pentaen-3-yl)-N-[1-oxo-3-phenyl-1-(propylamino)propan-2-yl]butanamide by IUPAC nomenclature, provide its molecular formula.
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C33H33Cl2N3O4S
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