wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/9fd93a7d-242e-4684-9438-aba1a499287b/4DNFI7LRUAAQ.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/9fd93a7d-242e-4684-9438-aba1a499287b/4DNFI7LRUAAQ.bam 4DNFI7LRUAAQ
test "00a3893d07b757129330e53901874119" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI7LRUAAQ