wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/325cc991-8bae-4657-aa3b-c405fb83da39/4DNFI8QIHT84.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/325cc991-8bae-4657-aa3b-c405fb83da39/4DNFI8QIHT84.mcool 4DNFI8QIHT84
test "7ea00cf38bb89bfa4ccaa37990f3512d" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI8QIHT84