wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/b234b440-71f4-485e-a85f-edc126494ea5/4DNFIV2D5P39.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/b234b440-71f4-485e-a85f-edc126494ea5/4DNFIV2D5P39.mcool 4DNFIV2D5P39
test "11842487b5400c1241b3697f4ee28720" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIV2D5P39