(2E,4E)-1-((1S,5R,7R)-10,10-Dimethyl-3,3-dioxo-3λ6-thia-4-aza-tricyclo[5.2.1.01,5]dec-4-yl)-5-phenyl-penta-2,4-dien-1-one 、 alkaline earth salt of/the/ methylsulfuric acid 生成
(R,E)-3-(benzylamino)-1-((3aS,6R,7aR)-8,8-dimethyl-2,2-dioxidotetrahydro-3H-3a,6-methanobenzo[c]isothiazol-1(4H)-yl)-5-phenylpent-4-en-1-one 、
(E,3R)-3-(benzylamino)-1-[(1S,5R,7R)-10,10-dimethyl-3,3-dioxo-3λ6-thia-4-azatricyclo[5.2.1.01,5]decan-4-yl]-5-phenylpent-4-en-1-one