(4R,5S,6S)-6-[(1R)-1-羟基乙基]-4-甲基-7-氧代-3-[[(3S,5S)-5-[(氨基磺酰氨基)-甲基]-3-吡咯烷基]硫]-1-氮杂双环[3.2.0]庚-2-烯-2-甲酸水合物,99%