17395
Significant lower value of spermine and spermidine were observed in T1 , T2 and T3 than those of control group ( fresh ) from 9th to 18th day ( p < 0 . 05 ) .
 Chemical: spermine; Chemical: spermidine
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: spermine; Chemical: spermidine