$$\frac { \sin \sin x } { x - \sin x }$$
$\frac{\sin(\sin(x))}{-\sin(x)+x}$
$\frac{2x\cos(x)\cos(\sin(x))-\sin(2x)\cos(\sin(x))+2\cos(x)\sin(\sin(x))-2\sin(\sin(x))}{2\left(-\sin(x)+x\right)^{2}}$
