nixpkgs/pkgs/development/libraries/haskell/syb
..
0.2.2.nix
0.3.3.nix
0.3.6.1.nix
0.3.6.2.nix
0.3.7.nix
0.3.nix
0.4.0.nix
0.4.1.nix
syb-with-class-instances-text.nix
syb-with-class.nix