假硫代乙内酰脲, Pseudothiohydantoin

吡嗪-2-腈, Pyrazine-2-carbonitrile

1H-吡唑-3-羧酸, 1H-Pyrazole-3-carboxylic acid

1-芘丁酸, 1-Pyrenebutyric Acid

吡啶-2-乙腈, 2-Pyridineacetonitrile

2-吡啶醛肟 甲氯, Pyridine-2-carboxaldoxime methochloride

2,6-吡啶二甲醇, 2,6-Pyridinedimethanol

对甲苯磺酸吡啶鎓, Pyridinium p-Toluenesulfonate

4-(2-吡啶偶氮)间苯二酚, 4-(2-Pyridylazo)resorcinol

1-(4-吡啶基)-乙基胺, 1-(4-Pyridyl)ethylamine