C111113331333132322331333133313331333133313121111331333113213231   >>    C11111333133313232233133313331333133313331312111133133311321323   <<    C111113331333132322331333133313331333133313121111331333113213233   >>      C111113331333132322331333133313331333133313121111331333113213232   >>