You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[2-bromo-4-[(2,4-dichlorophenyl)methoxy]-5-methoxyphenyl]methylideneamino]-2-quinolin-8-yloxyacetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H20BrCl2N3O4
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