#include <bits/stdc++.h>
using namespace std;
int x, y, z, t1, t2, t3;
int main() {
  while (scanf("%d %d %d %d %d %d", &x, &y, &z, &t1, &t2, &t3) == 6) {
    int stairs = abs(x - y) * t1;
    int elev = abs(x - z) * (t2) + 2 * t3 + abs(x - y) * (t2) + t3;
    if (stairs < elev)
      puts("NO");
    else
      puts("YES");
  }
  return 0;
}
