C21221212121211331322132313132313231313232233132313223313232313232233131   >>    C2122121212121133132213231313231323131323223313231322331323231323223313   <<    C21221212121211331322132313132313231313232233132313223313232313232233133   >>      C21221212121211331322132313132313231313232233132313223313232313232233132   >>