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system
Name the molecular formula for the molecule established as N-[2-[(E)-2-[1-[(2,3-dichlorophenyl)methyl]indol-3-yl]ethenyl]-6-methylquinolin-4-yl]-N',N'-dimethylethane-1,2-diamine using the IUPAC nomenclature.
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C31H30Cl2N4
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