7011
Oxytocin levels in cerebrospinal fluid ( CSF ) , but also in plasma or urine , have been shown to be negatively associated with childhood traumata , aggressive behavior , and suicide attempts .
 Chemical: Oxytocin
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: Oxytocin