FIG. 1 is a perspective view of a side portion of a shoe upper showing my new design;

FIG. 2 is a side elevational view the side portion of a shoe upper shown in FIG. 1;

FIG. 3 is a top plan view of the side portion of a shoe upper shown in FIG. 1;

FIG. 4 is a front elevational view of the side portion of a shoe upper shown FIG. 1; and,

FIG. 5 is a rear elevational view of the side portion of a shoe upper shown in FIG. 1.

The broken line showing of the vertical elements, eyelets and the remainder of the shoe are for illustration purposes only and form no part of the claimed design.