C21221212121211331322132313132313231313232233132313223313232332323331   >>    C2122121212121133132213231313231323131323223313231322331323233232333   <<    C21221212121211331322132313132313231313232233132313223313232332323333   >>      C21221212121211331322132313132313231313232233132313223313232332323332   >>