You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
tert-butyl N-[1-[cyanomethyl-[1-(2,3-dimethylphenyl)-2-(naphthalen-2-ylamino)-2-oxoethyl]amino]-1-oxo-3-sulfanylpropan-2-yl]carbamate is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H34N4O4S
assistant