英文别名:6-chloro-2-(6-methoxy-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one;Vat red 6 (C.I. 73355);6-Chloro-6'-methoxy-4-methyl-Δ2,2'(3H,3'H)-bibenzo[b]thiophene-3,3'-dione;C.I.73355;C.I.Vat Red 6;Ciba Scarlet 3B;Durindole Printing Scarlet R;Indanthren Scarlet B