#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  long long stair = abs(x - y) * t1;
  long long elevator = 3 * t3 + abs(z - x) * t2 + abs(x - y) * t2;
  if (elevator <= stair)
    cout << "YES" << endl;
  else
    cout << "NO" << endl;
  return 0;
}
