3419
Furthermore , alpha - conotoxins ( CTx ) EI and GI were used to antagonize the actions of ( + ) - and ( - ) - coniine in TE - 671 cells .
 Chemical: ( + ) - and ( - ) - coniine
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: ( + ) - and ( - ) - coniine