C2221232323213331311331333133313231323133313231123312311221321131   >>    C222123232321333131133133313331323132313331323112331231122132113   <<    C2221232323213331311331333133313231323133313231123312311221321133   >>      C2221232323213331311331333133313231323133313231123312311221321132   >>