20283-92-5 3,4-Dihydroxycinnamic acid 2-ester with 3-(3,4-dihydroxyphenyl)lactic acid Benzenepropanoic acid, alpha-(((3-,4- dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-3,4-dihydroxy- Benzenepropanoic acid, alpha-((3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-3,4-dihydroxy- Benzenepropanoic acid, alpha-((3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-3,4-dihydroxy-, (R-(E))- CINNAMIC ACID, 3,4-DIHYDROXY-, 2-ESTER with 3-(3,4-DIHYDROXYPHENYL)LACTIC ACID R-(+)-2-(3,4-Dihydroxycinnamoyloxy)-3-(3,4-dihydroxyphenyl)propionic acid Rosemary acid Rosmarinic acid alpha-(((3,4-Dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-3,4-dihydroxy- benzenepropanoic acid