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 (5R,6S)-3-(2-aminoethylsulfanyl)-6-[(1R)-1-hydroxyethyl]-2-methyl-1-azabicyclo[3.2.0]hept-2-en-7-one .
user
C11H18N2O2S
assistant