15117
Rats were administered intravenously by 0 . 1 mg / kg of vitamin D ( 3 ) or K ( 1 ) and the blood samples were withdrawn pre - administration and at pre - determined time points post - administration .
 Chemical: vitamin D ( 3 ) or K ( 1 )
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: vitamin D ( 3 ) or K ( 1 )