5-(2,3,6-trimethyl-4-methoxyphenyl)-4-carboxy-3-methyl-2Z,4E-pentadienoic acid
9-(4-methoxyphenyl)-4-carboxy-3,7-dimethyl-2Z,4Z,6E,8E-nonatetraenoic acid
9-(4-methoxy-2,3,6-trimethylphenyl)-4-carboxy-3,7-dimethyl-2Z,4Z,6E,8E-nonatetraenoic acid
9-(2,4,6-trimethylphenyl)-4-carboxy-3,7-dimethyl-2Z,4Z,6E,8E-nonatetraenoic acid
5-(4-methoxyphenyl)-4-carboxy-3-methyl-2Z,4E-pentadienoic acid