You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (6S)-3-(5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-2-yl)-6-[(1R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid .
user
C15H17N3O4
assistant