C1112212323132313132313132313232233131323231323133313232332313231323222331   >>    C111221232313231313231313231323223313132323132313331323233231323132322233   <<    C1112212323132313132313132313232233131323231323133313232332313231323222333   >>      C1112212323132313132313132313232233131323231323133313232332313231323222332   >>