InChI=1/C17H22N4O3/c1-12(13-7-3-6-10-18-13)19-14(22)11-21-15(23)17(20-16(21)24)8-4-2-5-9-17/h3,6-7,10,12H,2,4-5,8-9,11H2,1H3,(H,19,22)(H,20,24)/t12-/m1/s1/f/h19-20H 6EE81D17FE905F3E