Table 3.

Hydroxycinnamic acid and its derivatives reported in clover plants and honey (see Figure 4 for general structure).

Name	OR1	R5	R6	R7
Caffeic acid	-H	-H	-OH	-OH
Rosmarinic acid	-3,4-DHPLA	-H	-OH	-OH
Chlorogenic acid	-QA (3)	-H	-OH	-OH
Cryptochlorogenic acid	-QA (4)	-H	-OH	-H
p-Coumaric acid	-H	-H	-H	-OH
Ferulic acid	-H	-H	-O-Me	-OH
Cinnamic acid	-H	-H	-H	-H

Legend: -H = hydride, -OH = hydroxide, -OMe = Methoxide, -QA = quinic acid.