P-Coumaric acid501-98-4100 % similar P-Coumaric acid7400-08-0100 % similar P-Phenylenediacrylic acid16323-43-680 % similar 4-Bromocinnamic acid1200-07-370 % similar 3-(4-Formylphenyl)-2-propenoic acid23359-08-267 % similar Cinnamic acid140-10-366 % similar 1,5-Bis(4-hydroxyphenyl)-1,4-pentadien-3-one3654-49-766 % similar Cinnamic acid621-82-966 % similar trans-4-Fluorocinnamic acid14290-86-965 % similar 4-Chlorocinnamic acid1615-02-765 % similar 4-Methylcinnamic acid1866-39-365 % similar 3-(4-Aminophenyl)-2-propenoic acid2393-18-265 % similar 3-(4-Fluorophenyl)-2-propenoic acid459-32-565 % similar trans-3-Hydroxycinnamic acid14755-02-364 % similar M-Coumaric acid588-30-764 % similar 3-[1,1′-Biphenyl]-4-yl-2-propenoic acid13026-23-863 % similar 4-(2-Carboxyethenyl)benzoic acid19675-63-963 % similar 3-(4-Pyridinyl)-2-propenoic acid5337-79-161 % similar Caffeic acid331-39-561 % similar Caffeic acid501-16-661 % similar