20012
Tightly related 3 - ( 1 - phenylethyl ) sulfanyl - 4H - 1 , 2 , 4 - benzothiadiazine 1 , 1 - dioxides were also found to exert a pronounced myorelaxant activity , resulting from both a KATP channel activation and a calcium channel blocker mechanism .
 Chemical: 3 - ( 1 - phenylethyl ) sulfanyl - 4H - 1 , 2 , 4 - benzothiadiazine 1 , 1 - dioxides; Chemical: calcium
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: 3 - ( 1 - phenylethyl ) sulfanyl - 4H - 1 , 2 , 4 - benzothiadiazine 1 , 1 - dioxides; Chemical: calcium