          57.2349         reflect
    44           73           49.999         expand
    45           74           49.999         reflect
    46           75           49.999         reflect
    47           76           49.999         reflect
    48           78          48.1326         reflect
    49           79          48.1326         reflect
    50           81          48.1326         contract inside
    51           83          46.1196         reflect
    52           85          46.1196         co