InChI=1/C16H17N3O/c20-15-4-3-14(12-2-1-5-17-8-12)16-13-6-11(7-18-9-13)10-19(15)16/h1-5,8,11,13,18H,6-7,9-10H2/p+1/t11-,13+/m0/s1/fC16H18N3O/h18H/q+1 467181CF226F00D5