wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/74218d91-caba-43e6-a3df-c955d63cd4c8/4DNFI32RESZT.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/74218d91-caba-43e6-a3df-c955d63cd4c8/4DNFI32RESZT.mcool 4DNFI32RESZT
test "863f0a8f188917cb63e605a3d1db0abc" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI32RESZT