wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/82b3f337-65d5-4ddb-b8b1-d4d471b22562/4DNFIH7K4E3C.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/82b3f337-65d5-4ddb-b8b1-d4d471b22562/4DNFIH7K4E3C.mcool 4DNFIH7K4E3C
test "d071a9409fd89cf8b617da626c6e1bfa" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIH7K4E3C