C1111133313331323223313331333133313331333232233133112111111131131   >>    C111113331333132322331333133313331333133323223313311211111113113   <<    C1111133313331323223313331333133313331333232233133112111111131133   >>      C1111133313331323223313331333133313331333232233133112111111131132   >>