3-[2-[3-[5-[3-[5-[3-[2-Amino-5-[2,3-bis(dimethylamino)-5-methyl-6-pyridin-2-ylpyridin-4-yl]-3-[(5-methylpyridin-2-yl)amino]pyridin-4-yl]-2-fluoro-5-methylpyridin-4-yl]-2-fluoro-3-methylpyridin-4-yl]-2-chloro-5-methylpyridin-4-yl]-2-chloro-3-methylpyridin-4-yl]-2-chloro-6-methylpyridin-4-yl]-3,5-dichloropyridin-4-yl]-4-[3-chloro-4-[2-chloro-4-[4-[4-[4-[3-(2,5-dimethylpyridin-4-yl)-6-(2-methylpyridin-4-yl)-5-(3-methylpyridin-4-yl)pyridin-2-yl]-5,6-dimethylpyridin-3-yl]-2,5-dimethylpyridin-3-yl]-2-fluoropyridin-3-yl]pyridin-3-yl]pyridin-2-yl]pyridine-2-carbonitrile