wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/cbf16895-e508-404b-bd29-65511070e5a8/4DNFI7QWAH57.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/cbf16895-e508-404b-bd29-65511070e5a8/4DNFI7QWAH57.mcool 4DNFI7QWAH57
test "06bf3c55b6c8b9e0874d6dd5b897445f" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI7QWAH57