wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/58726ba7-5c0a-4d71-8290-2150374ebb73/4DNFINXSKZ4F.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/58726ba7-5c0a-4d71-8290-2150374ebb73/4DNFINXSKZ4F.mcool 4DNFINXSKZ4F
test "7eaffd60356d586884c13f427f131d3d" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFINXSKZ4F