wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/8f5666a8-5f33-46bd-ab4c-38d4ed16cdda/4DNFINEQCFN3.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/8f5666a8-5f33-46bd-ab4c-38d4ed16cdda/4DNFINEQCFN3.mcool 4DNFINEQCFN3
test "56cc2fe5402ec5db3cf11b820eefe35e" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFINEQCFN3