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 2-[[2-(4-acetyl-3,5-dimethyl-1H-pyrrol-2-yl)-2-oxoethyl]-methylamino]-N-(4-fluorophenyl)acetamide ?
user
C19H22FN3O3
assistant