You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
carboxy-[4-[[6-(3-cyano-4-fluorophenyl)isoquinolin-8-yl]amino]piperidin-1-yl]-(2-morpholin-4-ylethyl)sulfanium The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H31FN5O3S+
assistant