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At clinically - relevant levels of D2 occupancy ( 57 - 82 % inhibition of striatal binding ) , neither olanzapine nor haloperidol occupied D3 receptors , while clozapine occupied D3 receptors at levels similar to our previous report ( 33 % ) .
 Chemical: olanzapine; Chemical: haloperidol; Chemical: clozapine
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: olanzapine; Chemical: haloperidol; Chemical: clozapine