3d image of perylene skeletal formula

perylene perilene peri-dinaphthalene dibenz anthracene polycyclic aromatic hydrocarbon c20h12 carcinogenic pollutant cytochemistry fluorescent lipid probe rylene dyes x-ray crystallography blue fluorescence oleds photoconductor lichens laurera sanguinaria malme graphis haematites carcinogen cancer carcinogenicity carcinogenesis tumor promotion angiogenesis environmental environment anthropogenic biodegradation bioaccumulating biomagnification biomagnify toxic pollution damage non-biodegradable organic molecule molecular formula skeletal structural structure geometry 3d