2-Chloro-5-methylpyrazine59303-10-537 % similar 2-Bromo-5-methylpyrazine98006-90-737 % similar Ligustrazine hydrochloride76494-51-436 % similar 2,3-Dimethylquinoxaline2379-55-736 % similar 2-Chloro-6-methylpyrazine38557-71-036 % similar 6-Methyl-2-pyrazinamine5521-56-236 % similar 2,3,5-Trimethylpyridine695-98-736 % similar Methylpyrazine109-08-035 % similar 2-Ethyl-5-methylpyrazine13360-64-034 % similar 2,6-Lutidine108-48-533 % similar 5-Chloro-2-methyl-3-nitropyridine1211533-93-533 % similar 2-(Aminomethyl)-5-methylpyrazine132664-85-833 % similar 4,6-Dimethylpyrimidine1558-17-433 % similar 5-Bromo-2,3-dimethylpyridine27063-90-733 % similar 2,4-Dimethylpyrimidin-5-ol412003-95-333 % similar 5-Methylpyrazine-2-carboxaldehyde50866-30-333 % similar 2,5-Dimethylpyridine589-93-533 % similar 2,6-Dimethyl-3-nitropyridine15513-52-732 % similar 2-Chloro-4-methylpyrimidin-5-amine20090-69-132 % similar 5-Bromo-2-chloro-4-methylpyrimidine633328-95-732 % similar