\[ x y'(x) \cot \left (\frac {y(x)}{x}\right )+2 x \sin \left (\frac {y(x)}{x}\right )-y(x) \cot \left (\frac {y(x)}{x}\right )=0 \] ✓ Mathematica : cpu = 0.0461862 (sec), leaf count = 15
\[\left \{\left \{y(x)\to x \csc ^{-1}\left (2 \left (c_1+\log (x)\right )\right )\right \}\right \}\] ✓ Maple : cpu = 0.484 (sec), leaf count = 17
\[ \left \{ y \left ( x \right ) =\arcsin \left ( \left ( 2\,\ln \left ( x \right ) +2\,{\it \_C1} \right ) ^{-1} \right ) x \right \} \]