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