You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (4aS,8aS)-N-tert-butyl-2-[3-[[(2R)-2-(cyclopropylmethylamino)-3-methyl-3-methylsulfonylbutanoyl]amino]-2-hydroxy-4-phenylbutyl]-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinoline-3-carboxamide .
user
C34H56N4O5S
assistant