wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/112ca60f-0c0a-440b-92bb-3538252039d7/4DNFI774Q3YL.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/112ca60f-0c0a-440b-92bb-3538252039d7/4DNFI774Q3YL.mcool 4DNFI774Q3YL
test "c19d440ec3e14511e23d8499e76d3135" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI774Q3YL