O-Coumaric Acid3-(2-hydroxyphenyl)acrylic acid2-Hydroxycinnamate(2E)-3-(2-Hydroxyphenyl)-2-propenoic acid(2E)-3-(2-HYDROXYPHENYL)ACRYLIC ACIDOrtho-hydroxycinnamic acid2-Coumaric acid(2E)-3-(2-hydroxyphenyl)prop-2-enoic acidtrans-2-hydroxycinnamic acid(E)-3-(2-Hydroxyphenyl)-2-propenoic acid3-(2-hydroxyphenyl)prop-2-enoic acidO-hydroxy-trans-cinnamic acidO-hydroxycinnamic acidtrans-2-HydroxycinnamateTrans-o-coumaric acidTrans-o-hydroxycinnamic acid2-Coumarate(e)-o-hydroxycinnamic acid2-Hydroxycinnamic acid