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o-Coumaric acid583-17-549 % similar O-Coumaric acid614-60-849 % similar (2E)-4-(4-Chlorophenyl)-4-oxo-2-butenoic acid6269-33-648 % similar 2-Bromo-4-fluorocinnamic acid289038-17-147 % similar 3-(1-Naphthalenyl)-2-propenoic acid13026-12-546 % similar 2,4-Dichlorobenzoic acid50-84-046 % similar p-Phenylenediacrylic acid16323-43-646 % similar 3-(4-Bromo-2-fluorophenyl)-2-propenoic acid149947-19-345 % similar trans-2,5-Difluorocinnamic acid112898-33-645 % similar 3-(2,3,4-Trifluorophenyl)-2-propenoic acid207742-85-645 % similar 2-Formylcinnamic acid130036-17-845 % similar 2,4,5-Trifluorocinnamic acid247170-17-845 % similar 2-Bromocinnamic acid7345-79-145 % similar 3-(2-Bromophenyl)-2-propenoic acid7499-56-145 % similar (2E)-3-(2,4-Dimethoxyphenyl)-2-propenoic acid16909-09-444 % similar 2,4-Dimethoxycinnamic acid6972-61-844 % similar 3-(2,3-Difluorophenyl)-2-propenoic acid207981-48-444 % similar (2E)-3-(3-Fluorophenyl)-2-propenoic acid20595-30-644 % similar 2-Methylcinnamic acid2373-76-444 % similar Caffeic acid331-39-544 % similar