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 ethyl (6S)-2-[[(2R)-2-(cyclohexylamino)-2-phenylacetyl]amino]-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate .
user
C26H34N2O3S
assistant