wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/71bdbc82-80de-4884-acf7-90e9f9f0c1c1/4DNFIY3OLS32.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/71bdbc82-80de-4884-acf7-90e9f9f0c1c1/4DNFIY3OLS32.mcool 4DNFIY3OLS32
test "a7bb198791fad9fe3eb4d61da9d8f5c7" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIY3OLS32