C222123232321333131133133313331323133313231333133312131323231231131233121   >>    C22212323232133313113313331333132313331323133313331213132323123113123312   <<    C222123232321333131133133313331323133313231333133312131323231231131233123   >>      C222123232321333131133133313331323133313231333133312131323231231131233122   >>