var _ref = {};
var a = _ref.a;
var b = _ref.b;
var _ref$c = _ref.c;
var d = _ref$c.d;
var _ref$c$e$f = _ref$c.e.f;
var f = _ref$c$e$f === undefined ? 4 : _ref$c$e$f;
export { a, b, d, f };