wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/62ff75e5-8ceb-4fcd-8db6-7437d7ca6056/4DNFICA4PIL4.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/62ff75e5-8ceb-4fcd-8db6-7437d7ca6056/4DNFICA4PIL4.bw 4DNFICA4PIL4
test "3f795e1a9d8b0d6ba38a8dc81194ed4c" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFICA4PIL4