wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/d56c8574-b37f-4c6a-9ae3-02b89206f346/4DNFIYRMF6YD.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/d56c8574-b37f-4c6a-9ae3-02b89206f346/4DNFIYRMF6YD.mcool 4DNFIYRMF6YD
test "9480e2f888f972ffc93aadbd4d1cce7e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIYRMF6YD