methyl 1-phenylprop-2-ynyl carbonate

2-甲基-2H-吲唑-3-羧酸甲酯

3,7-dimethyloct-6-en-1-yn-3-yl methyl carbonate

1,3-benzothiazine-2,4-dione

Methyl 4-bromo-2-chloronicotinate