InChI=1/C18H18N4O3/c1-2-12-6-8-14(9-7-12)18(16(23)20-17(19)21-18)11-13-4-3-5-15(10-13)22(24)25/h3-10H,2,11H2,1H3,(H3,19,20,21,23)/t18-/m0/s1/f/h21H,19H2 E56692CA1EDFA4AC