C233231213113313133313232313231323331323331323231333132322121221   >>    C23323121311331313331323231323132333132333132323133313232212122   <<    C233231213113313133313232313231323331323331323231333132322121223   >>      C233231213113313133313232313231323331323331323231333132322121222   >>