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