InChI=1/C20H25ClN4O3/c1-14(15-8-7-9-16(12-15)25(27)28)24(4)20(26)22-13-19(23(2)3)17-10-5-6-11-18(17)21/h5-12,14,19H,13H2,1-4H3,(H,22,26)/t14-,19-/m1/s1/f/h22H 25B087769AB9810B