C1111133313331333121121133133313331333132313331333133313222332311   >>    C111113331333133312112113313331333133313231333133313331322233231   <<    C1111133313331333121121133133313331333132313331333133313222332313   >>      C1111133313331333121121133133313331333132313331333133313222332312   >>