InChI=1/C18H21N3/c1-2-14-8-9-16(13-19)17(12-14)21-11-10-20-18(21)15-6-4-3-5-7-15/h3-7,10-11,14,16-17H,2,8-9,12H2,1H3/t14-,16-,17-/m1/s1 25FFA0ED94E2ECEF