wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/719a051e-04a5-4a9a-8f6c-dc1a79173074/4DNFIQM3SAO3.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/719a051e-04a5-4a9a-8f6c-dc1a79173074/4DNFIQM3SAO3.mcool 4DNFIQM3SAO3
test "e152526625f88c7e63a695f095669217" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIQM3SAO3