wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/1a8ffd40-9e1b-4589-8da0-18af8792d681/4DNFIN54F5QI.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/1a8ffd40-9e1b-4589-8da0-18af8792d681/4DNFIN54F5QI.mcool 4DNFIN54F5QI
test "a59bf52089aea42ce0bcd057ef35feed" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIN54F5QI