1-(n-butoxycarbonyl)-2-(N-phenylcrbamoyl)-4-phenyl-1,2,4-triazolidine-3,5-diones

1,6-己二异氰酸酯

4-正丁氧基苯酚

4-丁基-1-苯基-2-[4-(苯基甲氧基)苯基]吡唑烷-3,5-二酮

2-乙基己醛