COc1cc2c(cc1OC)nc(nc2N)N3CCN(CC3)C(=O)c4ccco4 97 IC50 = 13000 nM 10727 4 P34971 Beta-1 adrenergic receptor
c1cc(c(cc1C(CNCCCN)O)O)O 263063 EC50 = 160000 nM 10727 4 P34971 Beta-1 adrenergic receptor