英文别名Vitamin K2(25); Vitamin MK-5; 2-Methyl-3-((2E,6E,10E,14E)-3,7,11,15,19-pentamethylicosa-2,6,10,14,18-pentaen-1-yl)naphthalene-1,4-dione; 2-Methyl-3-[(2E,6E,10E,14E)-3,7,11,15,19-pentamethyl-2,6,10,14,18-icosapentenyl]-1,4-naphthalenedione; 2-[(2E,6E,10E,14E,18E)-2,6,10,14,18-Icosapentaen-1-yl]-3-methyl-1,4-naphthoquinone 
