wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/a4c3ae79-9d0e-4ec9-bf12-080e34c0c34d/4DNFIZGAQ25K.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/a4c3ae79-9d0e-4ec9-bf12-080e34c0c34d/4DNFIZGAQ25K.bam 4DNFIZGAQ25K
test "bc39f31b8124df42eaf2f4c2ce06876a" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIZGAQ25K