512-60-7;AC-907/25125027;Tricyclo[2.2.1.02,6]heptane-1-carboxylic acid, 7,7-dimethyl-;Tricyclo(2.2.1.02,6)heptane-1-carboxylic acid, 7,7-dimethyl-;7,7-dimethyltricyclo[2.2.1.0~2,6~]heptane-1-carboxylic acid