(E)-cinnamic acid, 2-(14)C-labeled cpd, cinnamic acid, cinnamic acid, (trans)-(E)-isomer, cinnamic acid, (Z)-isomer, cinnamic acid, 1-(13)C-labeled cpd, cinnamic acid, 1-14C-labeled cpd, cinnamic acid, 13C-labeled cpd, cinnamic acid, 14C-labeled cpd, cinnamic acid, 14C-labeled cpd (E)-isomer, cinnamic acid, 2-(13)C-labeled cpd, cinnamic acid, 2-(14)C-labeled cpd, cinnamic acid, 3-(14)C-labeled cpd, cinnamic acid, 3H-labeled cpd (E)-isomer, cinnamic acid, 3H-labeled cpd (Z)-isomer, cinnamic acid, ion(1-), cinnamic acid, ion(1-)-(E)-isomer, cinnamic acid, nickel (+2) salt, cinnamic acid, potassium salt, cinnamic acid, radical ion(1-), cinnamic acid, sodium salt, cinnamic acid, sodium salt(E)-isomer, cinnamic acid, sodium salt(Z)-isomer, cinnamic acid, zinc salt(E)-isomer, cis-cinnamic acid, E-cinnamic acid, E-Z cinnamic acid, sodium cinnamate, trans-cinnamic acid, tritium labeled (E)-cinnamic acid, tritium labeled (Z)-cinnamic acid