wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/e51e1452-28e0-48b9-8acb-2dc27a967f17/4DNFISN98653.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/e51e1452-28e0-48b9-8acb-2dc27a967f17/4DNFISN98653.r3d Chr4C_SC35_22.r3d
test "498f3f89051333701617c4dbecf16819" = "$(md5sum Chr4C_SC35_22.r3d)"
drs get -d https://data.4dnucleome.org 4DNFISN98653