18543
A few selected pyrazolo [ 4 , 3 - d ] pyrimidin - 7 - amides were effective in counteracting oxaliplatin - induced apoptosis in rat astrocyte cell cultures , an in vitro model of neurotoxicity .
 Chemical: pyrazolo [ 4 , 3 - d ] pyrimidin - 7 - amides; Chemical: oxaliplatin
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: pyrazolo [ 4 , 3 - d ] pyrimidin - 7 - amides; Chemical: oxaliplatin