x, y, z, t, 
-4*x^2*y^2+4*x^2*y*z-3*x^2*z^2+22*t*y-22*t*z+261
9*t*x^2*y*z^2-34*t^2*y^2+2*t^2*y*z+32*t^2*z^2+108*x^2*y*z-81*x^2*z^2-333*t*y-450*t*z-81
-30*x^4*y*z^2+9*x^4*z^3-90*t*x^2*y*z+105*t*x^2*z^2-110*t^2*y+110*t^2*z-198*x^2*y-891*x^2*z-1305*t+6
567*x^4*z^4+4620*t*x^2*z^3-12700*t^2*y^2-8480*t^2*y*z+21180*t^2*z^2+7056*x^2*y*z-61398*x^2*z^2-149400*t*y-252540*t*z+3840*y-3072*z-269325
