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