wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/202ac59f-91ff-4c1f-8ccc-02961333790c/4DNFI3XS7NGK.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/202ac59f-91ff-4c1f-8ccc-02961333790c/4DNFI3XS7NGK.mcool 4DNFI3XS7NGK
test "16eab721acee9f68fdfd7c85e1564c26" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI3XS7NGK