FIG. 1 is a top, front, right side perspective view of a toilet stool, showing my design.
FIG. 2 is a bottom, rear, left side perspective view.
FIG. 3 is a front elevation view.
FIG. 4 is a rear elevation view.
FIG. 5 is a left side elevation view.
FIG. 6 is a right side elevation view.
FIG. 7 is a top plan view.
FIG. 8 is a bottom plan view.
FIG. 9 is an enlarged view of detail 9 in FIG. 2; and,
FIG. 10 is an enlarged view of detail 10 in FIG. 8.
The broken lines shown in the drawings are included for the purpose of illustrating portions of the toilet stool that form no part of the claimed design. In addition, the dot-dash broken lines in FIGS. 2, 8, 9 and 10 depict the boundaries of the enlargements that form no part of the claimed design.