You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-(3,4-difluorophenyl)-2-(6-morpholin-4-ylpyridin-3-yl)-1,3-thiazole-4-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C19H16F2N4O2S
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