C2221232323213331311331333133313231323133313231123312331133211331311   >>    C222123232321333131133133313331323132313331323112331233113321133131   <<    C2221232323213331311331333133313231323133313231123312331133211331313   >>      C2221232323213331311331333133313231323133313231123312331133211331312   >>