ethyl 4,4-diethoxybutanoate

2,2-diethoxyethylhydrazine

3-(三氟甲基)咪唑并[1,2-b][1,2,4]三嗪

2-咪唑并[1,2-B][1,2,4]三嗪-7-丙烷-2-醇

1-ethoxy-4-[2-(4-ethoxyphenyl)ethenyl]benzene