InChI=1/C18H18N4O3/c1-22-10-11(4-7-16(22)23)18(24)19-12-5-6-13-14(9-12)21-17(20-13)15-3-2-8-25-15/h4-7,9-10,15H,2-3,8H2,1H3,(H,19,24)(H,20,21)/t15-/m1/s1/f/h19,21H FDBD5E0C94FA6BDF