18193
Considering that many lead leishmanicidal compounds contain a quinoidal scaffold and the thiazole heterocyclic ring is found in a number of antimicrobial drugs , we proposed a hybridization approach to generate a diverse set of semi - synthetic heterocycles with antileishmanial activity .
 Chemical: quinoidal; Chemical: thiazole
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: quinoidal; Chemical: thiazole