R 3 c

R 3 cR 3 cR 3 cR 3 cR 3 cR 3 c
R 3 cR 3 cR 3 cR 3 cR 3 cR 3 c
R 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 cR 3 c