InChI=1/C17H23N3O2/c21-15-5-3-14(4-6-15)19-7-9-20(10-8-19)17-13-2-1-12(11-13)16(17)18-22/h3-6,12-13,17,21-22H,1-2,7-11H2/b18-16+/t12-,13+,17-/m0/s1 90A7BC60B3C80838