wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/8a29d486-cecc-4a8d-9bb7-bcb7c4e8ec73/4DNFITRU4CYZ.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/8a29d486-cecc-4a8d-9bb7-bcb7c4e8ec73/4DNFITRU4CYZ.mcool 4DNFITRU4CYZ
test "2a50edb4b6bb5c7306a6309fbcc51fcf" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFITRU4CYZ