1 YZ9 7-hydroxy-2-oxo-chromene-3-carboxylic acid ethyl ester 1.000 2 2N9 Ethyl 4-aminoquinoline-3-carboxylate 0.737 3 3QV 7-hydroxy-2-oxo-2h-chromene-3-carbonitrile 0.722 4 07L 7-hydroxy-2h-chromen-2-one 0.706 5 BCU (3r)-3,4-dihydro-2h-chromen-3-ylmethanol 0.706 6 9KZ Ethyl 2,4-dimethylquinoline-3-carboxylate 0.700 7 EMF Ethyl (1s,2s)-2-(4-hydroxy-3-methoxyphenyl)cyclopropanecarboxylate 0.700