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Of note , SB265610 which is a close structural analogue of SB225002 with a potent IL - 8RB antagonistic activity did not exhibit a similar antimitotic activity .
 Chemical: SB265610; Chemical: SB225002
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: SB265610; Chemical: SB225002