InChI=1S/C19H26ClN7O/c1-10(2)15(8-28)24-19-25-17(23-14-6-12(20)5-13(21)7-14)16-18(26-19)27(9-22-16)11(3)4/h5-7,9-11,15,28H,8,21H2,1-4H3,(H2,23,24,25,26)/t15-/m1/s1