You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[(3-chloro-4-fluorophenyl)methyl]-9-(4-ethylphenyl)sulfonyl-1,4,9-triazaspiro[5.5]undec-4-en-5-amine;hydrochloride ?
user
C23H29Cl2FN4O2S
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