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system
Provide the molecular formula for the IUPAC named substance 1-[2-[(2-chloropyridin-4-yl)-methylamino]ethyl]-3-[2,6-difluoro-4-(2-phenylethynyl)phenyl]-3-methyl-1-(2-methyl-1,4-dioxobutan-2-yl)urea .
user
C29H27ClF2N4O3
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