InChI=1/C15H17N3O2/c1-8-10(15(19)20-2)7-11-13(16)9-5-3-4-6-12(9)18-14(11)17-8/h7H,3-6H2,1-2H3,(H2,16,17,18)/f/h16H2 4A3245BF36C8850B