wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/a743e27a-7e17-43c8-8b26-73e53af42811/4DNFIYTMIMEJ.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/a743e27a-7e17-43c8-8b26-73e53af42811/4DNFIYTMIMEJ.r3d Chr4A_Nucl_82.r3d
test "ed9ae6e8ff270bf7cbbee3338f09c1bb" = "$(md5sum Chr4A_Nucl_82.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIYTMIMEJ