wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/30641373-fe11-4f1e-83ae-6270c19f3d77/4DNFI8GQSXD4.r3d
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/30641373-fe11-4f1e-83ae-6270c19f3d77/4DNFI8GQSXD4.r3d Chr4C_SC35_30.r3d
test "208f5dece3793ce4687a17eabfeebcd0" = "$(md5sum Chr4C_SC35_30.r3d)"
drs get -d https://data.4dnucleome.org 4DNFI8GQSXD4