wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/597bf617-5f3d-4996-a9f9-4eda4e36e55c/4DNFIFZ72IFL.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/597bf617-5f3d-4996-a9f9-4eda4e36e55c/4DNFIFZ72IFL.mcool 4DNFIFZ72IFL
test "6e5d7915e6a5f8f0a847599ec064051a" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIFZ72IFL