You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 3-[(3-aminooxetan-3-yl)methylamino]-5-[(2-cyclobutylindazol-5-yl)amino]-1,2,4-triazine-6-carboxamide;formic acid ?
user
C20H25N9O4
assistant