#include <bits/stdc++.h>
using namespace std;
long long x, y, z, t1, t2, t3, r1, r2;
long long my_abs(long long v) { return v < 0 ? -v : v; }
int main() {
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  r1 = (my_abs(x - z) + my_abs(x - y)) * t2 + 3 * t3;
  r2 = my_abs(x - y) * t1;
  cout << (r1 <= r2 ? "YES" : "NO");
  return 0;
}
