wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/140fa826-3352-4b2e-ab25-b668ddefafa4/4DNFIM6UJIU8.txt
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/140fa826-3352-4b2e-ab25-b668ddefafa4/4DNFIM6UJIU8.txt 4DNEXTT393NW.txt
test "1dcff91f700edfb0ca93685c8d5f1402" = "$(md5sum 4DNEXTT393NW.txt)"
drs get -d https://data.4dnucleome.org 4DNFIM6UJIU8