wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/a2a42b37-c2f5-408c-a646-c6b6956ba443/4DNFILPBNB2R.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/a2a42b37-c2f5-408c-a646-c6b6956ba443/4DNFILPBNB2R.bw 4DNFILPBNB2R
test "b5db797b520d13d84eff60a64d091891" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFILPBNB2R