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system
Provide the molecular formula for the IUPAC named substance tert-butyl-[carbamoyl-[[5-methyl-2,4-dioxo-1-(oxolan-2-ylmethyl)-3-propan-2-ylthieno[2,3-d]pyrimidin-6-yl]methyl]amino]carbamic acid .
user
C22H33N5O6S
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