wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/wfoutput/88470c98-d158-4161-b9e3-35b972d50a96/4DNFIP7MFAEU.txt
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/wfoutput/88470c98-d158-4161-b9e3-35b972d50a96/4DNFIP7MFAEU.txt 4DNEX8H2R2ON.txt
test "1f900fa222f967f2aaa4ba6c0911cb2a" = "$(md5sum 4DNEX8H2R2ON.txt)"
drs get -d https://data.4dnucleome.org 4DNFIP7MFAEU