InChI=1/C18H24N2O3/c1-12-11-19-18(22)15-10-14(7-8-16(15)23-12)20-17(21)9-6-13-4-2-3-5-13/h7-8,10,12-13H,2-6,9,11H2,1H3,(H,19,22)(H,20,21)/t12-/m0/s1/f/h19-20H 2E2D67EAE02D79A0