N-((1R,2S)-3-{ethyl[3-(4-fluorophenyl)propyl]amino}-2-hydroxy-1-methylpropyl)-N'-[3-(1-methyl-1H-tetrazol-5-yl)phenyl]urea

N-{(1R,2S)-3-[[3-(4-fluorophenyl)propyl](2,2,2-trifluoroethyl)amino]-2-hydroxy-1-methylpropyl}-N'-[3-(1-methyl-1H-tetrazol-5-yl)phenyl]urea

N-{(1R,2S)-3-[3-(4-fluorophenyl)propyl](methyl)amino-2-hydroxy-1-methylpropyl}-N'-[3-(1-methyl-1H-tetrazol-5-yl)phenyl]urea

N-{(1R,3R,4S)-4-{[[3-(4-fluorophenyl)propyl](propyl)amino]methyl}-3-[({[3-(1-methyl-1H-tetrazol-5-yl)phenyl]amino}carbonyl)amino]cyclohexyl}-N-methylacetamide

N-{(1S,3R,4S)-4-{[[3-(4-fluorophenyl)propyl](propyl)amino]methyl}-3-[({[3-(1-methyl-1H-tetrazol-5-yl)phenyl]amino}carbonyl)amino]cyclohexyl}-N-methylacetamide