InChI=1/C18H19N3O3/c1-3-14-11-18(24,13-7-9-19-10-8-13)21(20-14)17(23)15-6-4-5-12(2)16(15)22/h4-10,22,24H,3,11H2,1-2H3/t18-/m0/s1 5DCBC165978C6BCF