C111112111133131121133133313331333133313331322121111331333133313231333232231   >>    C11111211113313112113313331333133313331333132212111133133313331323133323223   <<    C111112111133131121133133313331333133313331322121111331333133313231333232233   >>      C111112111133131121133133313331333133313331322121111331333133313231333232232   >>