C2221232323213331311331333133313331323132313331333223312232333313112131   >>    C222123232321333131133133313331333132313231333133322331223233331311213   <<    C2221232323213331311331333133313331323132313331333223312232333313112133   >>      C2221232323213331311331333133313331323132313331333223312232333313112132   >>