You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [5-(1-methylpyrazol-4-yl)-1,2-oxazol-3-yl]-(7-methyl-4,8,9,15-tetrazatetracyclo[10.2.1.02,10.05,9]pentadeca-2(10),3,5,7-tetraen-15-yl)methanone .
user
C20H19N7O2
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