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 ethyl 3-[2-chloro-4-(oxetan-3-yloxy)-2,3-dihydropyridin-5-yl]-2-methyl-1,5-dihydropyrazole-5-carboxylate .
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C15H20ClN3O4
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