wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/603ad7dd-96ba-4bc1-9a3c-51f3f5ad2389/4DNFIU84BQSR.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/603ad7dd-96ba-4bc1-9a3c-51f3f5ad2389/4DNFIU84BQSR.r3d Chr4C_Chr2A_29.r3d
test "78b32887eb1c79a00812cbeee8c60cb5" = "$(md5sum Chr4C_Chr2A_29.r3d)"
drs get -d https://data.4dnucleome.org 4DNFIU84BQSR