You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4S,5R,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-3-[(1-phenylpyridin-1-ium-4-yl)sulfanylmethyl]-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H23N2O4S+
assistant