3813
Intracranial injection of an acetylcholine - synthesis inhibitor , hemicholinium , prevented the catalepsy that is usually induced by haloperidol .
 Chemical: acetylcholine; Chemical: hemicholinium; Disease: catalepsy; Chemical: haloperidol
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: acetylcholine; Chemical: hemicholinium; Disease: catalepsy; Chemical: haloperidol