(2S,5R)-3,3-二甲基-4,4-二氧化-7-氧代-4-硫杂-1-氮杂双环[3.2.0]正庚烷-2-羰基氧甲基 (2S,5R,6R)-6-[[(2R)-氨基苯基乙酰胺基]-3,3-二甲基-7-氧代-4-硫杂-1-氮杂双环[3.2.0]正庚烷-2-羧酸酯对甲苯磺酸盐

[[[(2S,5R)-3,3-Dimethyl-4,4-Dioxido-7-Oxo-4-Thia-1-Azabicyclo[3.2.0]Hept-2-Yl]Carbonyl]Oxy]Methyl (2S,5R,6R)-6-[[(2R)-Aminophenylacetyl]Amino]-3,3-Dimethyl-7-Oxo-4-Thia-1-Azabicyclo[3.2.0]Heptane-2-Carboxylate Monotosylate