1,3-dichloro-2-methyl-5-nitrobenzene 7149-69-1 InChI=1/C7H5Cl2NO2/c1-4-6(8)2-5(10(11)12)3-7(4)9/h2-3H,1H benzene, 1,3-dichloro-2-methyl-5-nitro-