wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/a75adc85-f92a-4e79-97ef-db1b788b9861/4DNFIOH5BDRC.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/a75adc85-f92a-4e79-97ef-db1b788b9861/4DNFIOH5BDRC.mcool 4DNFIOH5BDRC
test "84d2fb639005bbd85780c2aacb69efb5" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIOH5BDRC