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 ethyl 3-[3-chloro-4-[4-[(2,6-diethylphenyl)carbamoyl]anilino]-2,5-dioxopyrrol-1-yl]benzoate ?
user
C30H28ClN3O5
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