#include <bits/stdc++.h>
using namespace std;
int first, second, z, t1, t2, t3;
void solve() {
  cin >> first >> second >> z >> t1 >> t2 >> t3;
  if (abs(second - first) * t1 <
      abs(z - first) * t2 + t3 + t3 + abs(second - first) * t2 + t3) {
    cout << "NO" << '\n';
  } else
    cout << "YES" << '\n';
}
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int t = 1;
  while (t--) {
    solve();
  }
  return 0;
}
