C222123232321333131133133313331323133313231333133312131323232121233131   >>    C22212323232133313113313331333132313331323133313331213132323212123313   <<    C222123232321333131133133313331323133313231333133312131323232121233133   >>      C222123232321333131133133313331323133313231333133312131323232121233132   >>