Synonyms: 1,4-Naphthalenedione,2-methyl-3-(3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-hexatriacontanonaenyl)-,(all-E)-;1,4-Naphthalenedione,2-methyl-3-[(2E,6E,10E,14E,18E,22E,26E,30E)-3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-hexatriacontanonaenyl]-(9CI);1,4-Naphthoquinone,2-methyl-3-(3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-hexatriacontanonaenyl)-(8CI);Vitamin K2(45) (6CI);MK9;Menaquinone 9;Menaquinone MK 9;Vitamin MK 9;