1,2,6,8-TCDD

1,2,6,8-Tetrachlorodibenzodioxin

1,2,6,8-TETRACHLORODIBENZO-P-DIOXIN

1,2,6,8-Tetrachlorodibenzo[1,4]dioxin

1,2,6,8-Tetrachlorodibenzo[b,e][1,4]dioxin