Antibacterial agent 32 exhibits potent antimicrobial activity against E. coli strains NCTC 13351, M 50, and 7 MP, with minimum inhibitory concentration (MIC) values of 1 mcg mL, 2 mcg mL, and 8 mcg mL, respectively (WO2013030733A1, example 43).
Antibacterial Agent 33, a potent antibacterial compound, effectively decreases the minimum inhibitory concentration (MIC) of Ceftazidime, another antibacterial agent.