wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/9d53bb0b-c2f0-4eda-90fc-00efda2c4b1d/4DNFI21K9US5.bam
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/9d53bb0b-c2f0-4eda-90fc-00efda2c4b1d/4DNFI21K9US5.bam 4DNFI21K9US5
test "813181a287de627605ae7e6d72849d18" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI21K9US5