C222123232321333131133133313331323133313112111121113223132322331   >>    C22212323232133313113313331333132313331311211112111322313232233   <<    C222123232321333131133133313331323133313112111121113223132322333   >>      C222123232321333131133133313331323133313112111121113223132322332   >>