#include <bits/stdc++.h>
using namespace std;
void solve() {
  int x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  int l, second;
  l = abs(z - x) * t2 + 3 * t3 + abs(x - y) * t2;
  second = t1 * abs(x - y);
  if (second < l)
    cout << "NO\n";
  else
    cout << "YES\n";
}
int main() {
  int t = 1;
  for (int i = 1; i <= t; ++i) {
    solve();
  }
}
