N-[2-hydroxy-5-[(1R)-1-hydroxy-2-[2-[4-[[(2R)-2-hydroxy-2-phenylethyl]amino]phenyl]ethylamino]ethyl]phenyl]formamide

4-((R)-1-hydroxy-2-((4-(((R)-2-hydroxy-2-phenylethyl)amino)phenethyl)amino)ethyl)-2-(hydroxymethyl)phenol

4-((R)-1-hydroxy-2-((4-(((S)-2-hydroxy-2-phenylethyl)amino)phenethyl)amino)ethyl)-2-(hydroxymethyl)phenol

8-hydroxy-5-((R)-1-hydroxy-2-((4-(((R)-2-hydroxy-2-phenylethyl)amino)phenethyl)amino)ethyl)quinolin-2(1H)-one

(S)-2-(benzyl(4-(2-(benzylamino)ethyl)phenyl)amino)-1-phenylethan-1-ol