Sketch a Graph of a Function Whose $f^{\prime}(x)=0$ At X=-1 $f^{\prime}(x)$ < 0 When X< -1

Sketch a graph of a function whose $f^{\prime}(x)=0$ at x=-1, $f^{\prime}(x)$ < 0 when x< -1, $f^{\prime}(x)$ < 0 when x> -1,