wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/8591a6c2-055d-4c7b-97c0-5e93e9859d3d/4DNFIWDRRLA8.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/8591a6c2-055d-4c7b-97c0-5e93e9859d3d/4DNFIWDRRLA8.r3d Chr4A_SC35_4.r3d
test "58c56444a366608fd0619936e6cbddb7" = "$(md5sum Chr4A_SC35_4.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIWDRRLA8