✓ Mathematica : cpu = 0.117958 (sec), leaf count = 21
DSolve[Derivative[1][y][x] == (Log[y[x]]*(1 + x + x*Log[y[x]])*y[x])/(x*(1 + x)),y[x],x]
✓ Maple : cpu = 0.147 (sec), leaf count = 18
dsolve(diff(y(x),x) = (x+1+ln(y(x))*x)*ln(y(x))*y(x)/x/(1+x),y(x))