You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (4aS,8aS,9S)-4a-amino-3-butoxy-9-(dimethylamino)-8a,9-dihydro-8H-benzo[f][1,2]benzoxazole-4,5-dione ?
user
C17H23N3O4
assistant