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 7-chloro-1-(2,4-dichlorophenyl)-N-(5-ethyl-2-methylheptyl)-4H-chromeno[4,3-c]pyrazole-3-carboxamide .
user
C27H30Cl3N3O2
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