You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2R)-2-(4-chloro-2-methylphenoxy)propanoic acid;3,6-dichloro-2-methoxybenzoic acid;ethyl 2-[2-chloro-5-[4-chloro-5-(difluoromethoxy)-1-methylpyrazol-3-yl]-4-fluorophenoxy]acetate;(2-ethylcyclohexyl) 2-(2,4-dichlorophenoxy)acetate by IUPAC nomenclature, provide its molecular formula.
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C49H50Cl7F3N2O13
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