1698-95-9 3-Quinolinecarboxylic acid, 4-hydroxy-6,7-bis(1-methylethoxy)-, methyl ester 3-Quinolinecarboxylic acid, 4-hydroxy-6,7-diisopropoxy-, methyl ester EU-1063 Mequinolate Methyl 4-hydroxy-6,7-diisopropoxy-3-quinolinecarboxylate NSC201112 Proquinolat Proquinolate U-1063