You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[(3-methylphenyl)methyl]-9-(2,4,5-trimethylphenyl)sulfonyl-1,4,9-triazaspiro[5.5]undec-4-en-5-amine;hydrochloride .
user
C25H35ClN4O2S
assistant