You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named ethenyl-[(Z)-1-(4-formylpiperazin-1-yl)-1-oxobut-2-en-2-yl]cyanamide;1-ethyl-3,6-dimethylquinazoline-2,4-dione;methylcyclohexane by IUPAC nomenclature, provide its molecular formula.
user
C31H44N6O4
assistant