(2R,11aS)-2-hydroxy-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepine-5,11-dione

吡咯-2-羧酸乙酯

2-oxo-1H-3,2λ⁴,1-benzoxathiazin-4-one