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    -12.0 -4.0 -4.0    -4.0 -4.0 -4.0    4.0 -4.0 -4.0    12.0 -4.0 -4.0
    -12.0 -4.0 4.0    -4.0 -4.0 4.0    4.0 -4.0 4.0    12.0 -4.0 4.0
    -12.0 -4.0 12.0    -4.0 -4.0 12.0    4.0 -4.0 12.0    12.0 -4.0 12.0
