1,1'-Bianthracene-9,9',10,10'-tetraone, 2,2'-dimethyl- 1,1'-Bianthraquinone, 2,2'-dimethyl- 2,2'-Dimethyl-1,1'-bianthracene-9,9',10,10'-tetrone 2,2'-Dimethyl-1,1'-bianthraquinone 81-26-5 Dichinyl Dimethyldianthronyl NSC7230 WLN: L C666 BV IVJ E1 D- DL C666 BV IVJ E1 [1,1'-Bianthracene]-9,9',10,10'-tetrone, 2,2'-dimethyl-