wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/b22666be-0acd-4efa-ab8d-0fde212d0169/4DNFI2AAUN5J.flex
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/b22666be-0acd-4efa-ab8d-0fde212d0169/4DNFI2AAUN5J.flex 006010027.flex
test "ae593592071114f8cef037ef56b8ceb4" = "$(md5sum 006010027.flex)"
drs get -d https://data.4dnucleome.org 4DNFI2AAUN5J