wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/521d860d-9573-47a2-bad5-ba4edb00b2d9/4DNFIKFASNU2.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/521d860d-9573-47a2-bad5-ba4edb00b2d9/4DNFIKFASNU2.bam 4DNFIKFASNU2
test "b7e97af4645df623a87c72a27897776b" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIKFASNU2