6-fluoro-7-(2-fluoro-6-hydroxyphenyl)-1-(4-methyl-2-propan-2-ylpyridin-3-yl)-4-((2S)-2-methyl-4-prop-2-enoylpiperazin-1-yl)pyrido(2,3-d)pyrimidin-2-one
6-fluoro-7-(2-fluoro-6-hydroxyphenyl)-1-(4-methyl-2-propan-2-ylpyridin-3-yl)-4-((2s)-2-methyl-4-prop-2-enoylpiperazin-1-yl)pyrido(2,3-d)pyrimidin-2-one