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//0x18 bytes (sizeof)
struct _MM_AVL_NODE
{
    union
    {
        LONGLONG Balance:2;                                                 //0x0
        struct _MM_AVL_NODE* Parent;                                        //0x0
    } u1;                                                                   //0x0
    struct _MM_AVL_NODE* LeftChild;                                         //0x8
    struct _MM_AVL_NODE* RightChild;                                        //0x10
};