Vitamin K2 Impurity 21

(5E,9E) -6,10-dimethyl-12- (3-methyl-3- (4-methylpent-3-en-1-yl) oxiran-2-yl) dodeca-5,9-dien-2-one-- (5E,9E,13E) -16- (3,3-dimethyloxiran-2-yl) -6,10,14-trimethylhexadeca-5,9,13-trien-2-one-- (E) -8- (3- ((E) -4,8-dimethylnona-3,7-dien-1-yl) -3-methyloxiran-2-yl) -6-methyloct-5-en-2-one--4- (3-methyl-3- ((3E,7E) -4,8,12-trimethyltrideca-3,7,11-trien-1-yl) oxiran-2-yl) butan-2-one (1/1/1/1)