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system
Provide the molecular formula for the IUPAC named substance (14S)-19-chloro-12,15-dimethyl-7-[2-(2-methyl-1,3-thiazol-4-yl)acetyl]-14-propan-2-yl-2-oxa-7,12,15-triazabicyclo[15.4.0]henicosa-1(17),18,20-triene-13,16-dione .
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C28H39ClN4O4S
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