wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/c0cce604-8c16-4d96-882f-34a01d0f78a4/4DNFIRLNXPTC.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/c0cce604-8c16-4d96-882f-34a01d0f78a4/4DNFIRLNXPTC.r3d Chr4A_SC35_18.r3d
test "69793b421ba9b219999b959070647f3f" = "$(md5sum Chr4A_SC35_18.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIRLNXPTC