Stilboestrol; a,a-Diethyl-4,4-Stilbenediol Carc.; Atovaquone; 4,4'-(3E)-hex-3-ene-3,4-diyldiphenol; 4,4'-(3Z)-hex-3-ene-3,4-diyldiphenol; diethylstilbestrol, mixture of cis and trans; ; Diethylstilbestrol,mixture of cis and trans; Diethylstilbestrol BP