1H-​Indazole-​4-​carboxamide, N-​[(1,​2-​dihydro-​4,​6-​dimethyl-​2-​oxo-​3-​pyridinyl)​methyl]​-​1-​(1-​methylethyl)​-​6-​[6-​[4-​[2-​[(2-​tricyclo[3.3.1.13,​7]​dec-​1-​ylacetyl)​amino]​ethyl]​-​1-​piperazinyl]​-​3-​pyridinyl]​-