wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/0598dc61-7ed9-48ea-8e06-a869c660c7e9/4DNFIIW1EXIQ.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/0598dc61-7ed9-48ea-8e06-a869c660c7e9/4DNFIIW1EXIQ.mcool 4DNFIIW1EXIQ
test "f074aa215580d7f0ae6d5749744cd41f" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIIW1EXIQ