Differentiation-inducing factor 3;1-(3-Chloro-2,6-dihydroxy-4-methoxyphenyl)-1-hexanone;DIF-3;1-(3-Chloro-2,6-dihydroxy-4-methoxyphenyl)-1-hexanone Differentiation-inducing factor 3;1-Hexanone,1-(3-chloro-2,6-dihydroxy-4-methoxyphenyl);Dif-3 (dictyostelium)