InChI=1/C16H21N3O/c17-12-15-9-5-11-19(15)16(20)13-18-10-4-8-14-6-2-1-3-7-14/h1-3,6-7,15,18H,4-5,8-11,13H2/p+1/t15-/m0/s1/fC16H22N3O/h18H/q+1 489E0C114669C2C3