wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/3b587de2-b0ca-4786-bfd8-9d19563f4fe1/4DNFIR7WXURG.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/3b587de2-b0ca-4786-bfd8-9d19563f4fe1/4DNFIR7WXURG.mcool 4DNFIR7WXURG
test "27d58a3f4d8c017b7aa3f508a15f76ed" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIR7WXURG