wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/7b555444-0129-4fc2-87b2-1ec0869d438d/4DNFI3QLT3KJ.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/7b555444-0129-4fc2-87b2-1ec0869d438d/4DNFI3QLT3KJ.mcool 4DNFI3QLT3KJ
test "c7ae729f50888ddd84a1436a8d62cbbb" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI3QLT3KJ