Five new galloyl and (S)-hexahydroxydiphenyl (HHDP) esters of phenylpropanoid glucosides; 1-O-(E)-coumaroyl-3-galloyl-4,6-(S)-HHDP-beta-D-glucopyranose (21), 1-O-(E)-coumaroyl-3,4,6-trigalloyl-beta-D-glucopyranose (22), 1-O-(E)-caffeoyl-3,4,6-trigalloyl-beta-D-glucopyranose (23), 1-O-(E)-cinnamoyl-3-galloyl-4,6-(S)-HHDP-beta-D-glucopyranose (24), and 1-O-(E)-cinnamoyl-4-galloyl-beta-D-glucopyra...