wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ba7d4c95-9352-4d9b-90a9-d795bf7e5e73/4DNFI3AC2UCB.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ba7d4c95-9352-4d9b-90a9-d795bf7e5e73/4DNFI3AC2UCB.mcool 4DNFI3AC2UCB
test "2fec588c36848f1c0cbcdab800fd7097" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI3AC2UCB