InChI=1/C20H21ClN4O3/c21-14-3-1-13(2-4-14)18-12-25(9-10-28-18)8-7-19(26)22-15-5-6-16-17(11-15)24-20(27)23-16/h1-6,11,18H,7-10,12H2,(H,22,26)(H2,23,24,27)/t18-/m0/s1/f/h22-24H 7217289EFC6AADBD