InChI=1/C18H16N4O3/c1-11-3-2-4-16(20-11)21-18(23)13-10-19-22-17(13)12-5-6-14-15(9-12)25-8-7-24-14/h2-6,9-10H,7-8H2,1H3,(H,19,22)(H,20,21,23)/f/h21-22H C693709FC2A0AD38