#include <bits/stdc++.h>
using namespace std;
int mod(int x) {
  if (x >= 0)
    return x;
  else
    return ((-1) * x);
}
int main() {
  int x, y, z, t1, t2, t3;
  cin >> x >> y >> z >> t1 >> t2 >> t3;
  if (((mod(x - z)) * t2 + t3 * 2 + (mod(x - y)) * t2 + t3) <=
      (mod(x - y)) * t1)
    cout << "YES" << endl;
  else
    cout << "NO" << endl;
}
