C2221232323213331311331333133313331323132313331333223312232113312331331   >>    C222123232321333131133133313331333132313231333133322331223211331233133   <<    C2221232323213331311331333133313331323132313331333223312232113312331333   >>      C2221232323213331311331333133313331323132313331333223312232113312331332   >>