CC(C)(Cc1ccc(c(c1)I)N=N#N)NCC(COc2cccc3c2c4ccccc4[nH]3)O 280045 Kd = 0.02 nM 12601 4 Q9TT96 Beta-1 adrenergic receptor CC(C)(Cc1ccc(cc1)N=N#N)NCC(COc2ccc(c3c2c4ccccc4[nH]3)I)O 280046 Kd = 0.02 nM 12601 4 Q9TT96 Beta-1 adrenergic receptor CC(C)NCC(COc1cccc2c1c3ccccc3[nH]2)O 180370 Kd = 0.1 nM 12601 4 Q9TT96 Beta-1 adrenergic receptor