You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methyl-2-[[[6-methyl-2-(3-nitrophenyl)pyrimidin-4-yl]amino]methyl]cyclohexan-1-ol The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H24N4O3
assistant