#include <bits/stdc++.h>
using namespace std;
int main() {
  int x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  int diff = abs(x - z);
  int tt1 = diff * t2;
  tt1 += (3 * t3);
  tt1 += abs(x - y) * t2;
  int d2 = abs(x - y);
  int tt2 = d2 * t1;
  if (tt1 <= tt2)
    cout << "YES"
         << "\n";
  else {
    cout << "NO"
         << "\n";
  }
  return 0;
}
