wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/68c1e54e-a365-4a88-ac73-c239bfdb596e/4DNFI9Y9DKWP.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/68c1e54e-a365-4a88-ac73-c239bfdb596e/4DNFI9Y9DKWP.mcool 4DNFI9Y9DKWP
test "e2afaa3cff6d399741a4545d74150645" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI9Y9DKWP