C111113331333132322331333133313331331121111121133133313331323333213111311   >>    C11111333133313232233133313331333133112111112113313331333132333321311131   <<    C111113331333132322331333133313331331121111121133133313331323333213111313   >>      C111113331333132322331333133313331331121111121133133313331323333213111312   >>