InChI=1/C20H23ClN4O3/c1-22-18(26)13-7-6-8-14(11-13)24-20(28)19(27)23-12-17(25(2)3)15-9-4-5-10-16(15)21/h4-11,17H,12H2,1-3H3,(H,22,26)(H,23,27)(H,24,28)/t17-/m1/s1/f/h22-24H 82B140EF96BBF222