"6-tert-Butyl-4-oxo-1,4-dihydro-quinoline-2-carboxylic acid Methyl ester"
"6-tert-Butyl-4-oxo-1,4-dihydro-quinoline-2-carboxylic acid Methyl ester"
"6-tert-Butyl-4-oxo-1,4-dihydro-quinoline-2-carboxylic acid Methyl ester"
Methyl 6-(2-methyl-2-propanyl)-4-oxo-1,4-dihydro-2-quinolinecarbo xylate