C21221212121211331322132313132313132313232233132313223313233313231323332331   >>    C2122121212121133132213231313231313231323223313231322331323331323132333233   <<    C21221212121211331322132313132313132313232233132313223313233313231323332333   >>      C21221212121211331322132313132313132313232233132313223313233313231323332332   >>