wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/ce7d1f9d-2a3b-4b57-9ba4-2aae7c0d39ba/4DNFI522M5AD.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/ce7d1f9d-2a3b-4b57-9ba4-2aae7c0d39ba/4DNFI522M5AD.mcool 4DNFI522M5AD
test "1da40183451c94046777a4401b74af7c" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI522M5AD