C11111333133313232233133313331333133112111112113313331333132321211222221   >>    C1111133313331323223313331333133313311211111211331333133313232121122222   <<    C11111333133313232233133313331333133112111112113313331333132321211222223   >>      C11111333133313232233133313331333133112111112113313331333132321211222222   >>