wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/9c5cba8b-2722-4471-81f9-a6f1cfa8f4dd/4DNFI9LTW4XM.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/9c5cba8b-2722-4471-81f9-a6f1cfa8f4dd/4DNFI9LTW4XM.bw 4DNFI9LTW4XM
test "087a44f543ae41ad335b4a7a303ddc1a" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI9LTW4XM