Definition: The 8-hydroxy derivatives inhibit various enzymes and their halogenated derivatives, though neurotoxic, are used as topical anti-infective agents, among other uses.
roquinimex [ LS 2616,LS-2616,Linomide,N-phenylmethyl-1,2-dihydro-4-hydroxy-1-methyl-2-oxoquinoline-3-carboxamide,PNU-212616 ] structure in first source