wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/e17eec9e-c251-4d02-ad90-305f925cb7f7/4DNFIKFFM5UL.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/e17eec9e-c251-4d02-ad90-305f925cb7f7/4DNFIKFFM5UL.mcool 4DNFIKFFM5UL
test "8fb1328e3838f071cf785347344a5101" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIKFFM5UL