C132233133112121111331333133313133313232233133313231323132322123231   >>    C13223313311212111133133313331313331323223313331323132313232212323   <<    C132233133112121111331333133313133313232233133313231323132322123233   >>      C132233133112121111331333133313133313232233133313231323132322123232   >>