You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-N-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[2,1-c][1,4]oxazin-3-ylmethyl)-6-chloro-4-N-methyl-1,3,5-triazine-2,4-diamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C12H19ClN6O
assistant