You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-[[(3R)-2,3-dihydro-1,4-benzodioxin-3-yl]methyl-methylamino]-2-oxoethyl]-methylamino]-N-(2,4,6-trimethylphenyl)acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H31N3O4
assistant