You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-amino-1-cyclopropylethyl)-3-(2,4-dimethylpyrimido[1,2-b]indazol-3-yl)propanamide;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H26ClN5O
assistant