You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(furan-3-ylmethyl)-3-(2-methyl-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridin-6-yl)urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C13H17N5O2
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