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 (E)-3-[2-[4-(1-aminocyclobutyl)phenyl]-3-phenylpyrimido[1,2-b]indazol-7-yl]prop-2-enamide;methyl 3-[2-[4-(1-aminocyclobutyl)phenyl]-3-phenylpyrimido[1,2-b]indazol-7-yl]prop-2-enoate .
user
C59H51N9O3
assistant