C1112212323132313132313132313232233131323231323133313231313331323132313221   >>    C111221232313231313231313231323223313132323132313331323131333132313231322   <<    C1112212323132313132313132313232233131323231323133313231313331323132313223   >>      C1112212323132313132313132313232233131323231323133313231313331323132313222   >>