wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ecd7d999-ddf4-4880-9030-1af8c9947c0f/4DNFI34LVCA4.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ecd7d999-ddf4-4880-9030-1af8c9947c0f/4DNFI34LVCA4.mcool 4DNFI34LVCA4
test "ffb9eecd0c410e3be55c2bed9df1c598" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI34LVCA4