#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  int t, x, y, z, t1, t2, t3, a, b;
  t = 1;
  while (t--) {
    a = b = 0;
    cin >> x >> y >> z >> t1 >> t2 >> t3;
    a = a + abs(x - y) * t1;
    if (x == z)
      b = b + abs(x - y) * t2 + t3 * 3;
    else
      b = b + abs(x - z) * t2 + abs(x - y) * t2 + t3 * 3;
    if (a >= b)
      cout << "YES\n";
    else
      cout << "NO\n";
  }
  return 0;
}
