You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [1-[(2-chloropyridin-3-yl)amino]-1-oxopropan-2-yl] 2-(3-chlorophenyl)-4-methyl-1,3-thiazole-5-carboxylate .
user
C19H15Cl2N3O3S
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