20283-92-5 (FREE ACID) 537-15-5 (ROSMARINATE) AIDS-026336 AIDS026336 Benzenepropanoic acid, .alpha.-((3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl)oxy)-3,4-dihydroxy-, (R-(E))- Benzenepropanoic acid, .alpha.-[[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-, (.alpha.R)- Rosemary acid Rosmarinate Rosmarinic acid