7 bromo 3 5 dichloro 2 8 dimethylnon 4 ene July 8, 2019 16 32 64 128 6-bromo-2-chloro-8-cyclopentyl-5-methylpyrido 2 3-d pyrimidin-7(8h)-one 2 6-dibromo-4-chloro-3-ethyl-5-isopropylphenol