#include <bits/stdc++.h>
using namespace std;
long long a[100005];
int main() {
  ios_base::sync_with_stdio(false);
  long long x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  long long razn = abs(x - y);
  long long ans1 = razn * t1;
  long long ans2 = abs(z - x) * t2 + 2 * t3 + razn * t2 + t3;
  if (ans1 < ans2)
    cout << "NO";
  else
    cout << "YES";
}
