5.99.1.4	0.053	-	2-hydroxy-2H-chromene-2-carboxylate	pH 7.4, 30°C	698643	
5.99.1.4	0.084	-	2-hydroxychromene-2-carboxylate	pH 7.0, 25°C	678289	
5.99.1.4	0.138	-	(E)-2'-hydroxybenzylidenepyruvate	pH 7.0, 25°C	678289	
5.99.1.4	0.23	-	2-hydroxychromene-2-carboxylate	-	702494	
5.99.1.4	0.27	-	2-hydroxy-2H-chromene-2-carboxylate	-	702494