wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/6afecc4a-2caa-47fd-ae03-e60a77e8e3b9/4DNFIPOFF7NM.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/6afecc4a-2caa-47fd-ae03-e60a77e8e3b9/4DNFIPOFF7NM.bw 4DNFIPOFF7NM
test "0c7af83b86e1332e4a1918bd7d24a5c5" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIPOFF7NM