D 2 c1

D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1
D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1
D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1D 2 c1