InChI=1/C20H19ClN4O3/c21-15-5-8-17-18(9-12-23-19(17)13-15)22-10-1-2-11-24-20(26)14-3-6-16(7-4-14)25(27)28/h3-9,12-13H,1-2,10-11H2,(H,22,23)(H,24,26)/p+1/fC20H20ClN4O3/h22-24H/q+1 132FFDB8996EABE1