subroutine runC_00ii(k,l,i1,i2,DetGr,f,Gtwiddle,Gtt,
     . Shat3,Shat4,S00ii,Shat4zz,N0)
      implicit none
      include 'lib/TensorReduction/Include/types.f'
      include 'lib/TensorReduction/Include/TRconstants.f' 
      include 'lib/TensorReduction/Include/pvCnames.f' 
      include 'lib/TensorReduction/Include/pvCv.f' 
      include 'lib/TensorReduction/recur/Include/Carraydef.f' 
      include 'lib/TensorReduction/recur/Include/Carrays.f' 
      integer ep,N0,k,l,n,m,i1,i2,np
      parameter(np=2)
      real(dp):: DetGr,Gtwiddle(np,np),Gtt(np,np,np,np),f(np)
      complex(dp):: S00ii(z2max,-2:0),Shat4zz(np,z1max,-2:0),
     . Shat3(np,z2max,-2:0),Shat4(np,z3max,-2:0),bit,pole

      do ep=-2,0
      bit=czip
      do n=1,np
      do m=1,np
      bit=bit
     . +Gtt(k,n,l,m)*(f(n)*Shat3(m,z2(i1,i2),ep)
     . +2d0*(delta(n,i1)*Shat4zz(m,i2,ep)+delta(n,i2)*Shat4zz(m,i1,ep))
     . -f(n)*f(m)*Cv(cii(z2(i1,i2))+N0,ep)
     . -2d0*(f(n)*delta(m,i1)+f(m)*delta(n,i1))*Cv(czzi(i2)+N0,ep)
     . -2d0*(f(n)*delta(m,i2)+f(m)*delta(n,i2))*Cv(czzi(i1)+N0,ep)
     . -4d0*(delta(n,i1)*delta(m,i2)+delta(n,i2)*delta(m,i1))
     . *Cv(cc0000+N0,ep))
      enddo
      enddo
      pole=czip
      if (ep .gt. -2)
     .  pole=-4d0*Gtwiddle(k,l)*Cv(czzii(z2(i1,i2))+N0,ep-1)
     
      Cv(czzii(z2(i1,i2))+N0,ep)=
     . -(+pole
     . +DetGr*Cv(ciiii(z4(k,l,i1,i2))+N0,ep)
     . -Gtwiddle(k,l)*S00ii(z2(i1,i2),ep)
     . -Gtwiddle(1,l)*Shat4(1,z3(k,i1,i2),ep)
     . -Gtwiddle(2,l)*Shat4(2,z3(k,i1,i2),ep)
     . +Gtwiddle(k,l)
     . *(Shat4(1,z3(1,i1,i2),ep)+Shat4(2,z3(2,i1,i2),ep))
     . +bit)/(14d0*Gtwiddle(k,l))
c      if (ep.eq.-1) then
c      write(6,*) 'C00ii ',
c     . +pole/(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . +DetGr*Cv(ciiii(z4(k,l,i1,i2))+N0,ep)/(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . -Gtwiddle(k,l)*S00ii(z2(i1,i2),ep)/(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . -Gtwiddle(1,l)*Shat4(1,z3(k,i1,i2),ep)/(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . -Gtwiddle(2,l)*Shat4(2,z3(k,i1,i2),ep)/(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . +Gtwiddle(k,l)
c     . *(Shat4(1,z3(1,i1,i2),ep)+Shat4(2,z3(2,i1,i2),ep))
c     . /(14d0*Gtwiddle(k,l))
c      write(6,*) 'C00ii ',
c     . +bit/(14d0*Gtwiddle(k,l))
c      write(6,*)
c      write(6,*) 'C00ii ',2d0*(+pole
c     . +DetGr*Cv(ciiii(z4(k,l,i1,i2))+N0,ep)
c     . -Gtwiddle(k,l)*S00ii(z2(i1,i2),ep)
c     . -Gtwiddle(1,l)*Shat4(1,z3(k,i1,i2),ep)
c     . -Gtwiddle(2,l)*Shat4(2,z3(k,i1,i2),ep)
c     . +Gtwiddle(k,l)
c     . *(Shat4(1,z3(1,i1,i2),ep)+Shat4(2,z3(2,i1,i2),ep))
c     . +bit)/(14d0*Gtwiddle(k,l))
c      write(6,*)
c      write(6,*)
c      endif
      enddo


      return
      end