19903
A small library of dihydropyrimidin - 2 - ones ( DHPMs ) was synthesized and evaluated for their potency to block iodide entrapment in rat thyroid cells .
 Chemical: dihydropyrimidin - 2 - ones; Chemical: DHPMs; Chemical: iodide
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: dihydropyrimidin - 2 - ones; Chemical: DHPMs; Chemical: iodide