\[ \left (y(x)^2+x\right ) y''(x)-2 \left (x-y(x)^2\right ) y'(x)^3+\left (4 y(x) y'(x)+1\right ) y'(x)=0 \] ✓ Mathematica : cpu = 1.09975 (sec), leaf count = 26
\[\text {Solve}\left [x=-y(x)^2+c_2 e^{e^{-c_1} y(x)},y(x)\right ]\] ✓ Maple : cpu = 1.031 (sec), leaf count = 23
\[\frac {-c_{1} y \relax (x )+\ln \left (x +y \relax (x )^{2}\right )+c_{2}+2}{y \relax (x )} = 0\]