1-(4-ethoxy-3-methoxyphenyl)ethanone

3-乙酰基噻吩-2-硼酸

acetic acid,2-methylbenzene-1,3-diol

3-methyl-4-phenyl-2H-oxadiazol-3-ium-5-one

α-acetoxy-α-(4,6-dimethylpyrimidin-2-yl)acetonitrile