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 N-[(5R)-8-bromo-2,3,4,5-tetrahydro-1H-2-benzazepin-5-yl]-3-tert-butyl-1,2,4-oxadiazole-5-carboxamide .
user
C17H21BrN4O2
assistant