wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/f239230d-d808-460d-b677-a106ad46e174/4DNFIFXDDDJ6.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/f239230d-d808-460d-b677-a106ad46e174/4DNFIFXDDDJ6.mcool 4DNFIFXDDDJ6
test "c6ab26e41b85e08fac6b2209ec3a46f4" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIFXDDDJ6