MCL1 and cancer: Cardone and co‐workers showed that Cardone compound 9 had high activity in a panel of human derived cancer cell lines, in particular Mcl1‐1780 (EC50=0.3 μm), Bcl2‐1863 (EC50=1.1 μm), NCI‐H929 (EC50=1.6 μm) and SUDHL‐6 (EC50=3.3 μm).