InChI=1/C16H17N3O/c1-12-5-2-3-6-13(12)15-7-4-10-19(15)16(20)14-11-17-8-9-18-14/h2-3,5-6,8-9,11,15H,4,7,10H2,1H3/t15-/m1/s1 8448A37E4EA10DA8