28016
Lamb contained 0 . 10 mu g vitamin D3 / 100g and 0 . 20 mu g 25OHD3 / 100g lean meat , while beef contained 0 . 12 mu g vitamin D3 and 0 . 27 mu g 25OHD3 / 100g ( lean meat ) .
 vitamin D3, 25OHD3, vitamin D3, 25OHD3
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 vitamin D3, 25OHD3, vitamin D3, 25OHD3