wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/c59375d4-8f7c-4ee7-9897-92e44744956d/4DNFI9U71IB4.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/c59375d4-8f7c-4ee7-9897-92e44744956d/4DNFI9U71IB4.bam 4DNFI9U71IB4
test "2b5b39ee9ae1315ff633d5f3d9c75928" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI9U71IB4