InChI=1/C19H22N4O3/c1-24-14-9-11(10-15(25-2)17(14)26-3)7-8-12-5-4-6-13-16(12)18(20)23-19(21)22-13/h4-6,9-10H,7-8H2,1-3H3,(H4,20,21,22,23)/p+1/fC19H23N4O3/h22H,20-21H2/q+1 E39408AA0A6C3298