You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[6-[2-[4-(1-amino-3-oxoprop-1-enyl)phenyl]ethynyl]-5-(2-methylimidazo[1,2-a]pyridin-3-yl)pyridin-2-yl]-[2-(methylamino)propyl]-oxoazanium The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H27N6O2+
assistant