You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4R,5S,6S)-3-[(3S,5S)-5-[[4-(2-aminoethylsulfanyl)phenyl]sulfanylmethyl]pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid .
user
C23H31N3O4S3
assistant