wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/40a1e4e4-3355-4f49-8d06-57dadaf914ef/4DNFI7I8KUQD.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/40a1e4e4-3355-4f49-8d06-57dadaf914ef/4DNFI7I8KUQD.mcool 4DNFI7I8KUQD
test "be3149203628464c0beadf352e406bc6" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI7I8KUQD