C11111333133313232233133313331333133112111112113211111323132333131   >>    C1111133313331323223313331333133313311211111211321111132313233313   <<    C11111333133313232233133313331333133112111112113211111323132333133   >>      C11111333133313232233133313331333133112111112113211111323132333132   >>