wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ba71c9ee-1e94-4b41-a2ba-6d747621c622/4DNFIQ55F5RS.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ba71c9ee-1e94-4b41-a2ba-6d747621c622/4DNFIQ55F5RS.mcool 4DNFIQ55F5RS
test "170964b27a22822dc2b0007265648986" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIQ55F5RS