i find one solution that is similar
6 S6 r8 c, X" f8 atvb now,tvbnow,bttvbbut i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left....tvb now,tvbnow,bttvb1 U. L4 K8 Y8 ^( P' R0 ]
maybe there is a better one, let me see sin |