2,3-Difluorobenzonitrile

2,3-二氟苯甲腈

4,5-Dihydro-3(2H)-thiophenone

4,5-二氢-3(2H)-噻吩酮

3,5-Dichlorothioanisole

3,5-二氯硫代苯甲醚

2,6-Dibromo-4-fluorophenol

2,6-二溴-4-氟苯酚

Dimethyl Octadecanedioate

十八烷二酸二甲酯

2,4-Dichlorothiazole

2,4-二氯噻唑

4,6-Dichloro-2-methylpyrimidine

4,6-二氯-2-甲基嘧啶

N,N'-Di-p-tolylbenzidine

N,N'-二对甲苯基联苯胺

3,4-Difluorobenzophenone

3,4-二氟二苯甲酮

2'-Deoxyinosine

2'-脱氧肌苷