You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(3R)-1-[(2-ethyl-6-fluorophenyl)methyl]piperidin-3-yl]-N-[[6-(methylamino)-3-[(E)-1-propan-2-yliminobut-2-en-2-yl]-1H-indazol-5-yl]methyl]formamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H41FN6O
assistant