c1cc(c(cc1C2(CCCNC2)O)O)O 1995 Ki > 100000 nM 10031 8 Q28044 Beta-2 adrenergic receptor CC(C)NC1CCc2cc(c(cc2[C@H]1O)O)O 2035 Ki > 100000 nM 10031 8 Q28044 Beta-2 adrenergic receptor