14491
On PNDs 58 , 59 , 65 and 72 , rats received either vehicle ( 1 ml / kg ; i . p . ) or risperidone ( 0 . 2 or 0 . 5 mg / kg ; i . p . ) 30 min prior to testing in LMA , novel object discrimination ( NOD ) , prepulse inhibition ( PPI ) of acoustic startle and conditioned emotional response ( CER ) learning paradigms , respectively .
 Chemical: risperidone
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: risperidone