InChI=1/C18H22N2O4/c1-18(2)23-14-9-8-13(10-15(14)24-18)20-17(22)16(21)19-11-12-6-4-3-5-7-12/h3-4,8-10,12H,5-7,11H2,1-2H3,(H,19,21)(H,20,22)/t12-/m1/s1/f/h19-20H	ED72B8E6C1FB2EF9