InChI=1/C14H16Cl2N2O3/c1-14(13(20)21)4-5-18(8-14)7-12(19)17-11-6-9(15)2-3-10(11)16/h2-3,6H,4-5,7-8H2,1H3,(H,17,19)(H,20,21)/t14-/m1/s1/f/h18-19H C77C1E0007006435