wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/26622887-2e0a-4d4b-a2c9-0a56a4fd1b05/4DNFILZIURKW.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/26622887-2e0a-4d4b-a2c9-0a56a4fd1b05/4DNFILZIURKW.r3d Chr4C_Chr2A_39.r3d
test "195757991c8edf47999719c3f1b9587e" = "$(md5sum Chr4C_Chr2A_39.r3d)"
drs get -d https://data.4dnucleome.org 4DNFILZIURKW