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system
Provide the molecular formula for the IUPAC named substance 1-[5-(4-chlorophenyl)-3-(furan-2-yl)-3,4-dihydropyrazol-2-yl]-2-[(4-ethyl-5-methyl-1,2,4-triazol-3-yl)sulfanyl]ethanone .
user
C20H20ClN5O2S
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