Keywords: Tetracene 200.svg validSVG Structure of tetracene Struktur von Tetracen Own 2014-03-05 Emeldir <span class signature-talk >talk</span> Chemical structure verified https //upload wikimedia org/wikipedia/commons/b/ba/Tetracene_200 svg 1S/C18H12/c1-2-6-14-10-18-12-16-8-4-3-7-15 16 11-17 18 9-13 14 5-1/h1-12H IFLREYGFSNHWGE-UHFFFAOYSA-N 92-24-0 PD-chem Naphthacene |