wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/e77c28e3-edf7-449f-a2dd-20ea956a4e10/4DNFI2H4IA2E.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/e77c28e3-edf7-449f-a2dd-20ea956a4e10/4DNFI2H4IA2E.mcool 4DNFI2H4IA2E
test "b577a20332ec527ef11be6af10cecc41" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI2H4IA2E