p. 3697 - 3705
(2011/12/21)5-methoxy-2-methoxycarbonylmethyl-benzoic acid methyl ester
[4-methoxy-2-(methoxycarbonyl)phenyl]acetic acid
2-(carboxymethyl)-5-methoxybenzoic acid
methyl 2-(2-chloro-2-oxoethyl)-5-methoxybenzoate
methyl 2-{[(anilinocarbonyl)amino]methyl}-5-methoxybenzoate