Notes: LCL-161, phenol is a tert-butyloxycarbonyl derivative of the inhibitor of cellular inhibitor of apoptosis (cIAP) family proteins LCL-161 (Item No. 22420) and an intermediate in the synthesis of proteolysis-targeted chimeras (PROTACs).{66914} It has been used in the synthesis of PROTACs that drive degradation of androgen receptors.