\[ y'(x)=\frac {(y(x)-\text {Si}(x))^2+\sin (x)}{x} \] ✓ Mathematica : cpu = 0.114821 (sec), leaf count = 17
\[\left \{\left \{y(x)\to \text {Si}(x)+\frac {1}{-\log (x)+c_1}\right \}\right \}\] ✓ Maple : cpu = 0.08 (sec), leaf count = 15
\[y \relax (x ) = \Si \relax (x )+\frac {1}{c_{1}-\ln \relax (x )}\]