FIG. 1 is a front view of a surface configuration of a key according to my novel design;
FIG. 2 is a rear view of the surface configuration of a key according to my novel design;
FIG. 3 is a side view of the surface configuration of a key according to my novel design; and,
FIG. 4 is a top view of the surface configuration of a key according to my novel design.
The broken lines are for illustrative purposes only and form no part of the claimed design.