a light-yellow, crystalline solid, C 41 H 56 O 2 , having properties similar to those of vitamin K 1 .
VITAMIN K[SUB]2[/SUB]
Meaning of VITAMIN K[SUB]2[/SUB] in English
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012