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 [(1Z)-1-[6-[(2,4-dichlorobenzoyl)amino]-1-hydroxy-2-oxoindol-3-ylidene]propyl] 2,2-dimethylpropanoate ?
user
C23H22Cl2N2O5
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