C222123232321333131133133313331323133313112111121113223311233121   >>    C22212323232133313113313331333132313331311211112111322331123312   <<    C222123232321333131133133313331323133313112111121113223311233123   >>      C222123232321333131133133313331323133313112111121113223311233122   >>