11792
Our results are consistent with 19 - epi - OKA being included among the group of toxins of OKA and derivatives and support the suitability of cellular bioassays for the detection of these compounds .
 Chemical: 19 - epi - OKA; Chemical: OKA
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: 19 - epi - OKA; Chemical: OKA