InChI=1/C18H18N2O3/c1-10-12(7-8-17(21)22)11(2)19-16(10)9-14-13-5-3-4-6-15(13)20-18(14)23/h3-6,9,19H,7-8H2,1-2H3,(H,20,23)(H,21,22)/p-1/b14-9-/fC18H17N2O3/h20H/q-1 8BD313C122FE6905