wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/e22442f7-beb4-4ec5-96e9-945e6d876e57/4DNFIPWDXR3D.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/e22442f7-beb4-4ec5-96e9-945e6d876e57/4DNFIPWDXR3D.mcool 4DNFIPWDXR3D
test "1340f894eb539ee987fa3e9e4f07b978" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIPWDXR3D