wget https://4dn-open-data-public.s3.amazonaws.com/fourfront-webprod/files/fb4341ee-4b02-4805-81b9-b387349a3690/4DNFI973T6B6.flex
aws s3 cp s3://4dn-open-data-public/fourfront-webprod/files/fb4341ee-4b02-4805-81b9-b387349a3690/4DNFI973T6B6.flex 005008033.flex
test "7175f9a4c1231c391834139710441cf2" = "$(md5sum 005008033.flex)"
drs get -d https://data.4dnucleome.org 4DNFI973T6B6