equation icon  1 [ (1 ) ][ ( ) ] N [G] = -- m2 (1 - 3q) + 3R --- q q G2 2m2 + R'q + (1 - 6q) G;p'G;p'- 6G qG;p'p' 2 ( ) [ 6 ( ) ] 1 1 ( 2 ' ) ;p pp' 1 p'p + -- --- q 3 2m + R q G;p G - 18q G;pG;p' + 18 --- q G;p'p G; , (77) 2 6 6