InChI=1S/C18H26ClN3O4/c1-25-9-2-6-22(24)7-3-12(4-8-22)21-18(23)14-11-15(19)16(20)13-5-10-26-17(13)14/h11-12H,2-10,20H2,1H3,(H,21,23)