wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/4093a8ac-aaee-4d44-8a0f-cf56f88fd2ef/4DNFI5WQDFVW.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/4093a8ac-aaee-4d44-8a0f-cf56f88fd2ef/4DNFI5WQDFVW.mcool 4DNFI5WQDFVW
test "d2742b5ac75190b38ea2474dbeafb02f" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI5WQDFVW