C222123232321333131133133313331323133313231333133312131323312122212331   >>    C22212323232133313113313331333132313331323133313331213132331212221233   <<    C222123232321333131133133313331323133313231333133312131323312122212333   >>      C222123232321333131133133313331323133313231333133312131323312122212332   >>