You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 1-(4,5,6,7-tetrahydro-1-benzofuran-4-yl)-3-([1,2,4]triazolo[1,5-a]pyridin-2-yl)urea .
user
C15H15N5O2
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