wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/34b47cbc-9bc2-4220-94f9-d10e8f057f0f/4DNFI8HKZ88H.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/34b47cbc-9bc2-4220-94f9-d10e8f057f0f/4DNFI8HKZ88H.mcool 4DNFI8HKZ88H
test "1a894e2a91d9e45bd8a39f0bd05793bc" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI8HKZ88H