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 2-[(3,5-diamino-6-chloropyrazine-2-carbonyl)amino]-N-[3-(2,4-dichlorophenyl)propyl]-1,3,8-triazaspiro[4.5]dec-2-ene-8-carboxamide .
user
C22H26Cl3N9O2
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