C22212323232133313113313331333133313231323132222123121221311321   >>    C2221232323213331311331333133313331323132313222212312122131132   <<    C22212323232133313113313331333133313231323132222123121221311323   >>      C22212323232133313113313331333133313231323132222123121221311322   >>