You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (3S)-N-tert-butyl-2-[(2R,3S)-3-[[(2R)-2-[(2-chloropyridine-4-carbonyl)amino]-3-methyl-3-methylsulfonylbutanoyl]amino]-2-hydroxy-4-phenylbutyl]-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinoline-3-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C36H52ClN5O6S
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