C111112111133131121133133313331333133313221133121111331322222321   >>    C11111211113313112113313331333133313331322113312111133132222232   <<    C111112111133131121133133313331333133313221133121111331322222323   >>      C111112111133131121133133313331333133313221133121111331322222322   >>