You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [(1S,2S)-1-[[5-cyano-6-[(1-ethylindazol-5-yl)amino]-3-fluoropyridin-2-yl]amino]-1-cyclopropylbutan-2-yl]carbamic acid .
user
C23H26FN7O2
assistant