wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/be417284-8703-402e-a76c-c3a1489c61da/4DNFI2SGBXDL.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/be417284-8703-402e-a76c-c3a1489c61da/4DNFI2SGBXDL.mcool 4DNFI2SGBXDL
test "31120d58a62e7fbd475e08e98f350dab" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI2SGBXDL