C1111121111331311211331333133313113313331333133313221211113322131   >>    C111112111133131121133133313331311331333133313331322121111332213   <<    C1111121111331311211331333133313113313331333133313221211113322133   >>      C1111121111331311211331333133313113313331333133313221211113322132   >>