英文名称：
223-633-6；
C.I.73410；
C.I.Vat Brown 5；
Calcotone Brown 2R；
C.I.Pigment Brown 27；
Lithosol Fast Brown GP；
Vat brown 5 (C.I. 73410)；
Δ2,2'(1H,1'H)-Binaphtho[2,1-b]thiophene-1,1'-dione；
2-(1-oxonaphtho[2,1-b]thien-2(1H)-ylidene)naphtho[2,1-b]thiophen-1(2H)-one；
2-(1-Oxonaphtho[2,1-b]thiophen-2(1H)-ylidene)naphtho[2,1-b]thiophen-1(2H)-one；
Naphtho[2,1-b]thiophen-1(2H)-one, 2-(1-oxonaphtho[2,1-b]thien-2(1H)-ylidene)-；
