x 403.0 y 352.0 403.0 352.0 n1 x 534.0 y 275.0 534.0 275.0 n2 x 726.0 y 280.0 726.0 280.0 n3 x 532.0 y 387.0 532.0 387.0 n4 x 733.0 y 383.0 733.0 383.0 x 936.0 y 343.0 936.0 343.0