wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/cbf9a673-09cb-4a99-8cc7-6fa4eb331099/4DNFI17N23FN.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/cbf9a673-09cb-4a99-8cc7-6fa4eb331099/4DNFI17N23FN.mcool 4DNFI17N23FN
test "d944809061a9be368590f1407860525f" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI17N23FN