α,α'-Dianilino-p-xylene

α,α'-二苯胺基对二甲苯

1,4-Diethynylbenzene

1,4-二乙炔基苯

1,6-Diaminopyrene

1,6-二氨基芘

1,8-Diaminopyrene

1,8-二氨基芘

(1S,2S)-(-)-1,2-Diphenylethylenediamine

(1S,2S)-(-)-1,2-二苯基乙二胺

2,5-Dimethyl-1,4-phenylenediamine

2,5-二甲基-1,4-苯二胺

4-(2,5-Dioxotetrahydrofuran-3-yl)-1,2,3,4-tetrahydronaphthalene-1,2-dicarboxylic Anhydride

4-(2,5-二氧代四氢呋喃-3-基)-1,2,3,4-四氢萘-1,2-二甲酸酐

3,5-Dimethyl-1-hydroxymethylpyrazole

3,5-二甲基-1-羟甲基吡唑

3,4-Diisopropoxy-3-cyclobutene-1,2-dione

3,4-二异丙氧基-3-环丁烯-1,2-二酮

2,3-Dichloro-5-(trifluoromethyl)pyridine

2,3-二氯-5-(三氟甲基)吡啶