GROUPSTATE = (
  grSTATEMIDDLE,
  grSTATEFIRST,
  grSTATELAST,
  grSTATEFIRSTLAST
);

enum GROUPSTATE {
  grSTATEMIDDLE,
  grSTATEFIRST,
  grSTATELAST,
  grSTATEFIRSTLAST
};