\[ x \log (x) y'(x) \sin (y(x))+\cos (y(x)) (1-x \cos (y(x)))=0 \] ✓ Mathematica : cpu = 0.306186 (sec), leaf count = 35
\[\left \{\left \{y(x)\to -\sec ^{-1}\left (\frac {x-c_1}{\log (x)}\right )\right \},\left \{y(x)\to \sec ^{-1}\left (\frac {x-c_1}{\log (x)}\right )\right \}\right \}\]
✓ Maple : cpu = 0.593 (sec), leaf count = 13
\[ \left \{ y \left ( x \right ) =\arccos \left ( {\frac {\ln \left ( x \right ) }{x+{\it \_C1}}} \right ) \right \} \]