wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/1a841416-5fbf-40d7-9f18-ea41592925c5/4DNFIGNK14HZ.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/1a841416-5fbf-40d7-9f18-ea41592925c5/4DNFIGNK14HZ.r3d Chr4C_SC35_17.r3d
test "b5833a694e14ad945829532d7fcbe78d" = "$(md5sum Chr4C_SC35_17.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIGNK14HZ