#include <bits/stdc++.h>
using namespace std;
int32_t main() {
  cin.sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  ;
  long long x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  long long d = abs(z - x) + abs(y - x);
  long long timelevator = 3 * t3 + t2 * d;
  long long d1 = abs(y - x);
  long long timestairs = t1 * d1;
  if (timelevator > timestairs) {
    cout << "NO"
         << "\n";
    return 0;
  }
  cout << "YES"
       << "\n";
}
