wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/3dcfe761-8a56-4328-8468-c936519111ca/4DNFIOND1BJD.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/3dcfe761-8a56-4328-8468-c936519111ca/4DNFIOND1BJD.mcool 4DNFIOND1BJD
test "6b473d2b92b719191984fb4d7ccb89ae" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIOND1BJD