The ornamental design for a sanitarytowel, as shown and described.
1.-2. Sanitary towel
1.1 : Top
1.2 : Bottom
2.1 : Top
2.2 : Bottom
Reproduction 1.1 shows the design with a rectangular base body with an hourglass-shaped absorbent pad and a transverse stripe being attached transversely at the base body and laterally overlapping said base body by forming rectangular side wings from a top view; reproduction 1.2 shows the design with a rectangular base body with an hourglass-shaped absorbent pad and a transverse stripe being attached transversely at the base body and laterally overlapping said base body by forming rectangular side wings from a bottom view; reproduction 2.1 shows the design with a rectangular base body with an hourglass-shaped absorbent pad and rectangular side wings being attached at the long sides of said base body from a top view; reproduction 2.2 shows the design with a rectangular base body with an hourglass-shaped absorbent pad and rectangular side wings being attached at the long sides of said base body from a bottom view.