#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false), cin.tie(0);
  long long x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  long long diff = max(x - y, y - x);
  long long stairs = diff * t1;
  long long diff2 = max(x - z, z - x);
  long long elev = t2 * (diff + diff2) + 3 * t3;
  if (stairs < elev)
    cout << "NO";
  else
    cout << "YES";
  return 0;
}
