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 2-[[N'-[(6-bromoimidazo[1,2-a]pyridin-2-yl)methyl]-N-ethylcarbamimidoyl]amino]-N,N-dimethylacetamide .
user
C15H21BrN6O
assistant