The antibacterial activity of 2-(4-(1-carbamoylureido)phenyl)malonamide (7) on E. coli^a.

Compound name	20 mg mL−1	15% mg mL−1	10% mg mL−1	5% mg mL−1	1% mg mL−1
2-(4-(1-Carbamoylureido)phenyl)malonamide	t 1: 11 mm	t 1: 9 mm	t 1: no result	t 1: no result	t 1: no result
	t 2: 9 mm	t 2: 11 mm	t 2: no result	t 2: no result	t 2: no result
	t 3: 9 mm	t 3: 14 mm	t 3: no result	t 3: no result	t 3: no result
	C+: 12 mm	C+: 12 mm	C+: 12 mm	C+: 12 mm	C+: 12 mm

^aC⁺: chloramphenicol disc diameter (positive control), t: test frequency.