906648-49-5

1-AZABICYCLO[3.2.0]HEPTANE-2-CARBOXYLIC ACID, 3-[(DIPHENOXYPHOSPHINYL)OXY]-6-[(1R)-1-HYDROXYETHYL]-4-METHYL-7-OXO-, (4-NITROPHENYL)METHYL ESTER, (4R,5R,6S)-