#include <bits/stdc++.h>
using namespace std;
int main() {
  int x, y, z, t1, t2, t3, n, m;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  if ((abs(x - z) + abs(y - x)) * t2 + t3 * 3 <= t1 * abs(x - y))
    cout << "YES\n";
  else
    cout << "NO\n";
  return 0;
}
