C222123232321333131133133313331333132313232313112112211332223111   >>    C22212323232133313113313331333133313231323231311211221133222311   <<    C222123232321333131133133313331333132313232313112112211332223113   >>      C222123232321333131133133313331333132313232313112112211332223112   >>