Table 3.

Molecules only ever seen from inhibitory Pa strains and not in controls.

methyl thiocyanate *

methyl thiobutyrate *

methyl thio isovalerate *

2-undecanone *

heptane

mercaptoacetone

5-methyl ester butane thioic acid

2-heptanone

decanone

2-undecanol

2-tridecanone

1-undecanol

2-dodecanone

* also determined to be water soluble (appeared in experiments described where de-ionized water was used as the trapping material).