5-吡啶-2-基噻吩-2-乙酸

5-(吡啶-2-基)噻吩-2-甲醛

2-(5-pyridin-2-ylthiophen-2-yl)pyridine

2-(5-溴-2-噻酚)吡啶

1-methyl-2-thiophen-2-ylpyridin-1-ium,iodide