You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-methyl-3-[12-(oxetan-3-ylimino)-2,5,11,13-tetrazatricyclo[7.4.0.02,6]trideca-1(13),6,8,10-tetraen-7-yl]aniline by IUPAC nomenclature, provide its molecular formula.
user
C19H20N6O
assistant