C222123232321333131133133313331323133313231333133312131323332221311   >>    C22212323232133313113313331333132313331323133313331213132333222131   <<    C222123232321333131133133313331323133313231333133312131323332221313   >>      C222123232321333131133133313331323133313231333133312131323332221312   >>