InChI=1/C19H21N3O2/c1-19(12-17(23)22(2)18(20)21-19)15-8-4-6-13(10-15)14-7-5-9-16(11-14)24-3/h4-11H,12H2,1-3H3,(H2,20,21)/p+1/t19-/m1/s1/fC19H22N3O2/h21H,20H2/q+1 B54AB9541774A569