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 3-ethylheptane;N'-[1-[4-(2-ethylhexoxy)-2-hydroxy-3-methylphenyl]ethenyl]-2-hydroxy-3,4-dimethyl-N-[1-(1-methylpyrrol-2-yl)ethylidene]benzenecarboximidamide ?
user
C42H63N3O3
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