C222123232321333131133133313331323133313231333133312131323313323221311   >>    C22212323232133313113313331333132313331323133313331213132331332322131   <<    C222123232321333131133133313331323133313231333133312131323313323221313   >>      C222123232321333131133133313331323133313231333133312131323313323221312   >>