wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/6c3a1f4b-9efe-4983-819a-7e849282ec55/4DNFI3724MS8.mcool
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/6c3a1f4b-9efe-4983-819a-7e849282ec55/4DNFI3724MS8.mcool 4DNFI3724MS8
test "a87621eb927ecb0772ea695ca21ff6db" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI3724MS8