e:=4*C234^2*C13^2*C14^2*C23*C24*C34-4*C134^2*C13*C14*C23^2*C24^2*C34-8*C124*C234*C13^2*C14*C23*C24*C34^2-8*C123*C234*C13*C14^2*C23*C24*C34^2+8*C124*C134*C13*C14*C23^2*C24*C34^2+8*C123*C134*C13*C14*C23*C24^2*C34^2-4*C124^2*C13*C14*C23^2*C34^3+4*C124^2*C13^2*C23*C24*C34^3+4*C123^2*C14^2*C23*C24*C34^3-4*C123^2*C13*C14*C24^2*C34^3-C234^4*C13^2*C14^2+C134^4*C23^2*C24^2+2*C124*C234^3*C13^2*C14*C34+2*C123*C234^3*C13*C14^2*C34-4*C124*C134*C234^2*C13*C14*C23*C34-4*C123*C134*C234^2*C13*C14*C24*C34+4*C124*C134^2*C234*C13*C23*C24*C34+4*C123*C134^2*C234*C14*C23*C24*C34-2*C124*C134^3*C23^2*C24*C34-2*C123*C134^3*C23*C24^2*C34-C124^2*C234^2*C13^2*C34^2-2*C123*C124*C234^2*C13*C14*C34^2-C123^2*C234^2*C14^2*C34^2+4*C1234*C124*C234*C13*C14*C23*C34^2+C124^2*C134^2*C23^2*C34^2+4*C1234*C123*C234*C13*C14*C24*C34^2+2*C123*C124*C134^2*C23*C24*C34^2-4*C1234*C124*C134*C13*C23*C24*C34^2-4*C1234*C123*C134*C14*C23*C24*C34^2+C123^2*C134^2*C24^2*C34^2-C124*C134^2*C234^3*C13-C123*C134^2*C234^3*C14+C1234*C134*C234^3*C13*C14+C124*C134^3*C234^2*C23+C123*C134^3*C234^2*C24-C1234*C134^3*C234*C23*C24+C1234*C124*C134*C234^2*C13*C34+C1234*C123*C134*C234^2*C14*C34-C1234^2*C234^2*C13*C14*C34-C1234*C124*C134^2*C234*C23*C34-C1234*C123*C134^2*C234*C24*C34+C1234^2*C134^2*C23*C24*C34: