The mark consists of a first open center circle with a second closed circle positioned at 45 degrees to the upper right of the first open circle, a third closed circle positioned at 45 degrees to the lower right of the first open circle, a fourth closed circle positioned at 45 degrees to the lower left of the first open circle, and a fifth closed circle positioned at 45 degrees to the upper left of the first open circle, positioned in a first ring closest to the first open center circle, further including a second ring of eight closed circles comprised of a sixth closed circle positioned directly above the first open center circle, a seventh closed circle positioned 45 degrees to the upper right of the first open circle and in line with second closed circle, an eighth closed circle positioned directly to the right of the first open center circle, a ninth closed circle positioned 45 degrees to the lower right of the first open circle and in line with third closed circle, a tenth closed circle positioned directly below the first open center circle, an eleventh closed circle positioned 45 degrees to the lower left of the first open circle and in line with fourth closed circle, a twelfth closed circle positioned directly to the right of the first open center circle, and a thirteenth closed circle positioned 45 degrees to the upper left of the first open circle and in line with fifth closed circle.