C222123232321333131133133313331333132313231333133322331223231323132212311   >>    C22212323232133313113313331333133313231323133313332233122323132313221231   <<    C222123232321333131133133313331333132313231333133322331223231323132212313   >>      C222123232321333131133133313331333132313231333133322331223231323132212312   >>