InChI=1/C18H20N4O3/c19-16(23)15-7-3-9-22(15)11-12-4-1-5-13(10-12)21-18(25)14-6-2-8-20-17(14)24/h1-2,4-6,8,10,15H,3,7,9,11H2,(H2,19,23)(H,20,24)(H,21,25)/p+1/t15-/m0/s1/fC18H21N4O3/h20-22H,19H2/q+1 B3696758B4CDB592