p. 1390 - 1405
(2007/10/02)2-(6-methyl-2-pyrazinyl)-1-(2,4-dibromo-1-methyl-5-imidazolyl)ethan-1-one
Methyl 2,4-dibromo-1-methyl-5-imidazolecarboxylate
2,6-dimethylpyrazine
2-(6-methyl-2-pyrazinyl)-1-(1-methyl-2,4-dibromo-5-imidazolyl)propan-1-one