20417
Compound 1 displayed the protective effect against d - galactosamine - induced HepG2 damage and reduced the damage from 58 . 64 % to 22 . 26 % .
 Chemical: d - galactosamine
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: d - galactosamine