1 KCZ 4-[2-[[(2~{R})-2-phenylpropyl]amino]ethyl]benzene-1,2-diol 1.000 2 93H 4-[2-[2-(4-methoxyphenyl)ethylamino]ethyl]benzene-1,2-diol 0.864 3 XQC 4-[(1r)-1-hydroxy-2-{[1-(4-hydroxyphenyl)-2-methylpropan-2-yl]amino}ethyl]benzene-1,2-diol 0.792 4 YIF 4-[(1r,2s)-1-hydroxy-2-{[2-(4-hydroxyphenyl)ethyl]amino}propyl]phenol 0.783 5 ZVJ Fenoterol 0.750 6 35V 4-[(1r)-1-hydroxy-2-({2-[3-methoxy-4-(2-sulfanylethoxy)phenyl]ethyl}amino)ethyl]benzene-1,2-diol 0.704