wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/68c26a65-af20-430e-88b7-dc50608646bb/4DNFIRUZBSGM.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/68c26a65-af20-430e-88b7-dc50608646bb/4DNFIRUZBSGM.mcool 4DNFIRUZBSGM
test "c8961d0c9beb315479860e131cfd1e08" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIRUZBSGM