wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/7f728442-664d-41cd-8a2c-b56163416bb7/4DNFIOOGVPZ2.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/7f728442-664d-41cd-8a2c-b56163416bb7/4DNFIOOGVPZ2.bw 4DNFIOOGVPZ2
test "ed5a5a75fcc3c1039fdacc12895a8e88" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIOOGVPZ2