InChI=1/C14H14N4O2/c1-20-10-4-2-3-8(6-10)5-9-7-16-12-11(9)17-14(15)18-13(12)19/h2-4,6-7,16H,5H2,1H3,(H3,15,17,18,19)/f/h18H,15H2 38A0C07B08D0E687