21150
Two mitochondriotropic , 4 - O - triphenylphosphoniumbutyl derivatives of quercetin ( QTA - 3BTPI and Q - 3BTPI ) were compared to quercetin for protection against glyceryl trinitrate - induced tolerance and endothelial dysfunction of isolated rat aorta rings .
 Chemical: 4 - O - triphenylphosphoniumbutyl; Chemical: quercetin; Chemical: QTA - 3BTPI; Chemical: Q - 3BTPI; Chemical: quercetin; Chemical: glyceryl trinitrate
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: 4 - O - triphenylphosphoniumbutyl; Chemical: quercetin; Chemical: QTA - 3BTPI; Chemical: Q - 3BTPI; Chemical: quercetin; Chemical: glyceryl trinitrate