琥珀酸 1-乙酯 4-甲酯

diethyl 2-methyl-2-[4-(2-methylpropyl)phenyl]propanedioate

5-溴-N,N,4,6-四甲基吡啶-2-胺

2-(3,3-dimethyl-2-phenyloxiran-2-yl)oxyethyl-trimethylazanium,iodide

1,2,3-trimethylquinoxalin-1-ium,iodide