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