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