wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/61ce83a6-b6b9-427d-8c17-54ecee967d84/4DNFIQF4HNZ2.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/61ce83a6-b6b9-427d-8c17-54ecee967d84/4DNFIQF4HNZ2.mcool 4DNFIQF4HNZ2
test "6ae0977f9b7ef201434a3ed32e714031" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIQF4HNZ2