You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[8-(4-methylphenyl)sulfonyl-1-oxa-2,8-diazaspiro[4.5]dec-3-en-3-yl] N-benzyl-N-(2-cyanoethyl)carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H28N4O5S
assistant