吡唑并[1,5-a]吡啶-3-羧酸甲酯

2-methylthioimidazo[1,2-a]pyridine-3-carbonitrile

2-methylsulfanylpyrazolo[1,5-a]pyridine-3-carbonitrile

phenyl-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)methanone

1-(2-phenylpyrazolo[1,5-a]pyridin-3-yl)ethanone