wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/5b5f17be-a7b5-4c60-a1f3-37fd4d31b6a2/4DNFIC453HVL.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/5b5f17be-a7b5-4c60-a1f3-37fd4d31b6a2/4DNFIC453HVL.mcool 4DNFIC453HVL
test "50457ab713483d2589b8b92ae08f614b" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIC453HVL