InChI=1/C16H19N3O/c17-11-13-7-4-10-19(13)16(20)15-9-8-14(18-15)12-5-2-1-3-6-12/h1-3,5-6,13-15,18H,4,7-10H2/t13-,14+,15-/m0/s1 72F98DD0FBF330FA