5-(phosphonomethyl)isophthalic acid
5-[3-methyl-5-(4-pyridinyl)-4H-1,2,4-triazol-4-yl]-1,3-Benzenedicarboxylic acid
5-甲基硫代间苯二甲酸酯
5-巯基异酞酸
5-Fluoroisophthalic acid