C2221232323213331311331333133313331323132313331333112123122132112211111311   >>    C222123232321333131133133313331333132313231333133311212312213211221111131   <<    C2221232323213331311331333133313331323132313331333112123122132112211111313   >>      C2221232323213331311331333133313331323132313331333112123122132112211111312   >>