C222123232321333131133133313331333132313232313112112121133221311   >>    C22212323232133313113313331333133313231323231311211212113322131   <<    C222123232321333131133133313331333132313232313112112121133221313   >>      C222123232321333131133133313331333132313232313112112121133221312   >>