Tetramethylpyrazine1124-11-4100 % similar Ligustrazine hydrochloride76494-51-475 % similar 2,3-Dimethylquinoxaline2379-55-747 % similar 2,3,5-Trimethylpyrazine14667-55-142 % similar Dimethyl-1,2,5-oxadiazole4975-21-740 % similar 2,3-Dimethylpyrazine5910-89-440 % similar 2,4,6-Trimethyl-1,3,5-triazine823-94-938 % similar 2,3-Dimethyl-5-ethylpyrazine15707-34-336 % similar 2,3,6-Trimethylquinoxaline17635-21-136 % similar 2,4,5-Trimethylthiazole13623-11-535 % similar Trimethyloxazole20662-84-435 % similar 2,3,6-Trimethylpyridine1462-84-633 % similar 2-Amino-5-bromo-4,6-dimethylpyrimidine4214-57-733 % similar 4,5-Dimethyl-1,3-thiazol-2-amine2289-75-032 % similar 5-Bromo-2,4-dimethyl-1,3-thiazole28599-52-232 % similar 6-Azathymine932-53-632 % similar 2,6-Dimethyl-3-pyridinol1122-43-630 % similar 5,6-Dimethyluracil26305-13-530 % similar 3-Bromo-2,6-dimethylpyridine3430-31-730 % similar 2,6-Dimethyl-3-pyridylamine3430-33-930 % similar