C2221232323213331311331333133313331323132313331333223312232332133112111   >>    C222123232321333131133133313331333132313231333133322331223233213311211   <<    C2221232323213331311331333133313331323132313331333223312232332133112113   >>      C2221232323213331311331333133313331323132313331333223312232332133112112   >>