InChI=1/C14H19N3O2/c1-9-5-10(2)7-11(6-9)17-13(18)8-12-14(19)16-4-3-15-12/h5-7,12,15H,3-4,8H2,1-2H3,(H,16,19)(H,17,18)/t12-/m1/s1/f/h17,19H 019CD555BD25BD9A