C222123232321333131133133313331333132313232313112112211123222311   >>    C22212323232133313113313331333133313231323231311211221112322231   <<    C222123232321333131133133313331333132313232313112112211123222313   >>      C222123232321333131133133313331333132313232313112112211123222312   >>