wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/7d72d65e-9f4a-4818-8e5b-b087d456957d/4DNFIS6V2XSM.bw
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/7d72d65e-9f4a-4818-8e5b-b087d456957d/4DNFIS6V2XSM.bw 4DNFIS6V2XSM
test "d4e6b62a03f465f990353ef5c0b2ad30" = "$(md5sum undefined)"
drs get -d https://data.4dnucleome.org 4DNFIS6V2XSM