wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/71c2b616-c72a-4026-aa3b-a45de11c4faf/4DNFI2T5LKRS.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/71c2b616-c72a-4026-aa3b-a45de11c4faf/4DNFI2T5LKRS.bw 4DNFI2T5LKRS
test "511b45c8f116f3b4a607c22633cdd0b5" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFI2T5LKRS