iiiFnSym 0 1 iiiFnSym 1 2 iiiFnSym 2 3 iiiFnSym 3 4 iiiFnSym 4 5 iiiFnSym 5 6 iiiFnSymT 0 T 1 Sakuma Y. 2009b, II, 153, 689, suggests: “[down from the unfavorable side]” (‘rule’ of quadrant change).