wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/31c37b7a-50bb-4c09-aa66-13c5b696e81e/4DNFI444CB3K.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/31c37b7a-50bb-4c09-aa66-13c5b696e81e/4DNFI444CB3K.bw 4DNFI444CB3K
test "3cf83c269b5bfdd0b932cf39199cd9cc" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI444CB3K