You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(1-benzyl-1,2,4-triazol-3-yl)-3-(3-bromophenyl)-4,5-dihydro-1,2-oxazole-5-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C19H16BrN5O2
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