C222123232321333131133133313331323133313231333133312131323232123132133221   >>    C22212323232133313113313331333132313331323133313331213132323212313213322   <<    C222123232321333131133133313331323133313231333133312131323232123132133223   >>      C222123232321333131133133313331323133313231333133312131323232123132133222   >>