C111112111133131121133133313331333133313331323132313331333133313113313331322131   >>    C11111211113313112113313331333133313331333132313231333133313331311331333132213   <<    C111112111133131121133133313331333133313331323132313331333133313113313331322133   >>      C111112111133131121133133313331333133313331323132313331333133313113313331322132   >>