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 O-[[3-(4-methylphenyl)-1-oxa-2,8-diazaspiro[4.5]dec-2-en-8-yl]] N-(2-methoxyphenyl)carbamothioate ?
user
C22H25N3O3S
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