You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-[2-[2-[2-[2-[4-(4-amino-2-butyl-3H-imidazo[4,5-c]quinolin-8-yl)piperazin-1-yl]ethoxy]ethoxy]ethoxy]ethoxy]-N-propylpropanamide into molecular formula.
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C32H51N7O5
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