x^4 - x^3 - 7*x^2 + 11*x + 3 x^4 + 39*x^2 + 100 x^4 - x^3 - 7*x^2 + 188*x + 652 x^4 - 2*x^3 - 8*x^2 - 67*x + 215 x^4 - 2*x^3 - 28*x^2 + 29*x - 2312