InChI=1/C15H20Cl2N2/c1-10(2)7-8-11(3)19-14(9-16)18-13-6-4-5-12(17)15(13)19/h4-6,10-11H,7-9H2,1-3H3/t11-/m1/s1 968C8EF9A5B2493F