You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-methyl-3-oxo-4H-1,4-benzoxazin-6-yl)-3-(1,2,4-triazol-1-yl)propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H15N5O3
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