You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name copper;[amino(sulfoniumylidene)methyl]-[(3-methoxy-2-oxoniophenyl)methylideneamino]azanide;2-pyridin-2-ylpyridine into its molecular formula.
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C19H20CuN5O2S+3
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