text: 6-Ethyl-N-[1-(hydroxyacetyl)piperidin-4-yl]-1-methyl-4-oxo-5-(2-oxo-2-phenylethyl)-3-(2,2,2-trifluoroethoxy)-4,5-dihydro-1H-pyrrolo[3,2-c]pyridine-2-carboxamide (<< TAK-441 >>) is a potent, selective [[ hedgehog ]] signaling pathway inhibitor that binds to Smo and is being developed for the treatment of cancer.