C111113331333132322331333133313331333133311131211113313232211211311   >>    C11111333133313232233133313331333133313331113121111331323221121131   <<    C111113331333132322331333133313331333133311131211113313232211211313   >>      C111113331333132322331333133313331333133311131211113313232211211312   >>