Table 2: Hydroxyhydrocinnamic acids and ester derivatives.

251754.tab.002
R1R2R3

Hydrocaffeic acidOHHH
Hexyl hydrocaffeateOHHCH2(CH2)4CH3
Hydroferulic acidOCH3HH
Hexyl hydroferulateOCH3HCH2(CH2)4CH3