C313331311233133313112331333132313331323132322331333133311211331   >>    C31333131123313331311233133313231333132313232233133313331121133   <<    C313331311233133313112331333132313331323132322331333133311211333   >>      C313331311233133313112331333132313331323132322331333133311211332   >>