lst=[["x*(-2*x^3+27)/(-64*x^6+729)","x",1],
["(c+d/x)^(3/2)*x^3*(b*x+a)","x",1],
["(c+d/x)^(3/2)*x^2*(b*x+a)","x",1],
["(c+d/x)^(3/2)*x*(b*x+a)","x",1],
["(c+d/x)^(3/2)*(b*x+a)","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^2","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^3","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^4","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^5","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^6","x",1],
["(c+d/x)^(3/2)*(b*x+a)/x^7","x",1],
["(c+d/x^2)^(3/2)*x^7*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x^6*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x^5*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x^4*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x^3*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x^2*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*x*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^2","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^3","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^4","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^5","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^6","x",1],
["(c+d/x^2)^(3/2)*(b*x+a)/x^7","x",1],
["(c*x)^m*(d+e*x^n+f*x^(2*n)+g*x^(3*n))/(a+b*x^n)","x",1],
["(c*x)^m*(d+e*x^n+f*x^(2*n)+g*x^(3*n))/(a+b*x^n)^(1/2)","x",1],
["(-a*h*x^(-1+1/4*n)+b*f*x^(-1+1/2*n)+b*g*x^(-1+n)+b*h*x^(-1+5/4*n))/(a+b*x^n)^(3/2)","x",1],
["(c*x)^m*(g*x^3+f*x^2+e*x+d)*(a+b*x^n)^p","x",1],
["(c*x)^m*(a+b*x^n)^p*(d+e*x^n+f*x^(2*n)+g*x^(3*n))","x",1],
["(a*c+2*(a*d+b*c)*x^2+3*b*d*x^4)/(b*x^2+a)^(1/2)/(d*x^2+c)^(1/2)","x",1],
["(x^3+1)/(-x^4+1)/(x^4+1)^(1/4)","x",1],
["(a+b*x^n)^((-1-n)/n)*(c+d*x^n)^((-1-n)/n)*(a*c-b*d*x^(2*n))","x",1],
["(h*x)^(-n*p-n-1)*(a+b*x^n)^p*(c+d*x^n)^p*(a*c-b*d*x^(2*n))","x",1],
["(a+b*x^n)^p*(c+d*x^n)^p*(e+(a*d+b*c)*e*(n*p+n+1)*x^n/a/c+b*d*e*(2*n*p+2*n+1)*x^(2*n)/a/c)","x",1],
["(h*x)^m*(a+b*x^n)^p*(c+d*x^n)^p*(e+(a*d+b*c)*e*(n*p+m+n+1)*x^n/a/c/(1+m)+b*d*e*(2*n*p+m+2*n+1)*x^(2*n)/a/c/(1+m))","x",1]]