Synonyms: 1,4-Naphthalenedione,2-(3,7,11,15,19,23,27-heptamethyl-1-oxo-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-,(all-E)-; 1,4-Naphthalenedione,2-[(2E,6E,10E,14E,18E,22E)-3,7,11,15,19,23,27-heptamethyl-1-oxo-2,6,10,14,18,22,26-octacosaheptaenyl]-3-methyl-(9CI); 1,4-Naphthoquinone,2-(3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosaheptaenoyl)-3-methyl-,(all-E)- (8CI); Chlorobiumquinone (7CI); Menaquinone 7, 1'-oxo-