wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/40313ff9-528b-4e92-a617-f78a6be6c8e4/4DNFIXSTKRBD.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/40313ff9-528b-4e92-a617-f78a6be6c8e4/4DNFIXSTKRBD.r3d Chr11A_Chr2A_39.r3d
test "a612063d0426e9b4b8d171edd7109fd1" = "$(md5sum Chr11A_Chr2A_39.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIXSTKRBD