wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/23664110-58d0-4bbe-871b-79d57e65cf40/4DNFIR834X3E.flex
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/23664110-58d0-4bbe-871b-79d57e65cf40/4DNFIR834X3E.flex 005010002.flex
test "459ee7e6b8b50e43dc453293ece0d284" = "$(md5sum 005010002.flex)"
drs get -d https://data.4dnucleome.org 4DNFIR834X3E