C111113331333132322331333133313331333133313221211111133132223311   >>    C11111333133313232233133313331333133313331322121111113313222331   <<    C111113331333132322331333133313331333133313221211111133132223313   >>      C111113331333132322331333133313331333133313221211111133132223312   >>