C2122121212132322331313132313232233132333132312113313231323121111   >>    C212212121213232233131313231323223313233313231211331323132312111   <<    C2122121212132322331313132313232233132333132312113313231323121113   >>      C2122121212132322331313132313232233132333132312113313231323121112   >>