C31232233133313221211113313331333132313232233133313231321311331   >>    C3123223313331322121111331333133313231323223313331323132131133   <<    C31232233133313221211113313331333132313232233133313231321311333   >>      C31232233133313221211113313331333132313232233133313231321311332   >>