wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/73c356a0-938d-439c-934f-14f9bafb47df/4DNFI6NCUHDC.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/73c356a0-938d-439c-934f-14f9bafb47df/4DNFI6NCUHDC.mcool 4DNFI6NCUHDC
test "2edce2c2cc71ec985fa1a0da40d006c6" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI6NCUHDC