InChI=1/C19H19ClN4O3/c1-10(2)16(24-17(25)11-3-5-12(20)6-4-11)18(26)21-13-7-8-14-15(9-13)23-19(27)22-14/h3-10,16H,1-2H3,(H,21,26)(H,24,25)(H2,22,23,27)/t16-/m1/s1/f/h21-24H 97050D267FCFD6A7