You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[(3S)-3-aminopiperidin-1-yl]-5-(4-chlorophenyl)-3-(isoquinolin-1-ylmethyl)-2-oxo-1,4-dihydropyrrolo[3,2-d]pyrimidine-7-carbonitrile The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H26ClN7O
assistant