(2S,3R)-3-amino-1-{ethyl[3-(4-fluorophenyl)propyl]amino}butan-2-ol

[3-(1-methyl-1H-tetrazol-5-yl)-phenyl]-carbamic acid phenyl ester

1-(para-fluorophenyl)-3-(ethylamino)propane

1-(para-fluorophenyl)-3-(acetamido)propane

(2S,3R)-3-(dibenzylamino)-1-{ethyl[3-(4-fluorophenyl)propyl]amino}butan-2-ol