InChI=1/C18H20N2O4/c1-19(2)20-13-4-3-5-14(21)18(13)12(9-17(20)22)11-6-7-15-16(8-11)24-10-23-15/h6-8,12H,3-5,9-10H2,1-2H3/t12-/m0/s1	8C36EEBA498A8DFE