InChI=1/C18H21N3O2/c1-2-23-15-7-8-17-16(12-15)20-18(21(17)9-10-22)11-13-3-5-14(19)6-4-13/h3-8,12,22H,2,9-11,19H2,1H3 11DA95D4BBA75F42