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