In Vitro Synergistic Activity of Combinations of Tetrahydroisoquinolines and Treatment Antibiotics against Multidrug-Resistant Salmonella

Figure 1

Chemical structures of 1-aryl-6,7-dihydroxy-1,2,3,4-tetrahydroisoquinolines. 1: 1-(4-chlorophenyl)-6,7-dihydroxy-1,2,3,4-tetrahydroisoquinoline. 2: 1-(3-chlorophenyl)-6,7-dihydroxy-1,2,3,4-tetrahydroisoquinoline. 3: 1-(3,4-dichlorophenyl)- 6,7-dihydroxy-1,2,3,4-tetrahydroisoquinoline 4: 1-(4-α,α,α-trifluoromethylphenyl)-6,7-dihydroxy-1,2,3,4-tetrahydroisoquinoline. 5: 1-(4-α,α,α-trifluoromethoxyphenyl)-6,7-dihydroxy-1,2,3,4-tetrahydroisoquinoline.