wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/c0fbfeed-068d-47a0-b5d8-95b5205f37bd/4DNFI9W5JBD5.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/c0fbfeed-068d-47a0-b5d8-95b5205f37bd/4DNFI9W5JBD5.bam 4DNFI9W5JBD5
test "0cd006533917ec9bc3f30df6882137d9" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI9W5JBD5