wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/421dd303-7a56-4327-82d4-3752bfd7a42a/4DNFIVL6AFNH.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/421dd303-7a56-4327-82d4-3752bfd7a42a/4DNFIVL6AFNH.bw 4DNFIVL6AFNH
test "c13d20c9bc80bfdf807980b2c74d7f62" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIVL6AFNH