You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4S,5R,6S)-3-[[5-[[4-(2-amino-2-oxoethyl)-1,4-diazoniabicyclo[2.2.2]octan-1-yl]methyl]-1,3-benzothiazol-2-yl]sulfanylmethyl]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate;chloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H34ClN5O5S2
assistant