InChI=1S/C15H17Cl2N3O2/c1-9(21)13(20-7-12(15(18)22)19-8-20)6-5-10-3-2-4-11(16)14(10)17/h2-4,7-9,13,21H,5-6H2,1H3,(H2,18,22)/t9-,13+/m0/s1