C222123232321333131133133313331323133313121121132322232233313111   >>    C22212323232133313113313331333132313331312112113232223223331311   <<    C222123232321333131133133313331323133313121121132322232233313113   >>      C222123232321333131133133313331323133313121121132322232233313112   >>