18370
NSC 109555 ditosylate - Chk2 inhibitor partly dismissed G2 / M arrest induced by oroxylin A , reversed the increased trend of p - Chk2 and p - P53 ( Ser20 ) , inhibited the decreasing effect of oroxylin A on the expression of P - gp and decreased the reversal fold of 90 mu M oroxylin A from 4 . 68 fold to 1 . 73 fold .
 Chemical: NSC 109555 ditosylate; Chemical: oroxylin A; Chemical: oroxylin A; Chemical: oroxylin A
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: NSC 109555 ditosylate; Chemical: oroxylin A; Chemical: oroxylin A; Chemical: oroxylin A