Add punctuation to the following sentence: Selfadhesive plates sheets film foil tape strip and other flat shapes of condensation polymerization products and rearrangement polymerization products whether or not chemically modified whether or not in rolls of a width of 20 cm not worked or only surfaceworked or only cut to rectangular incl square shapes excl floor wall and ceiling coverings of polyester and epoxide resins in heading 3918
Self-adhesive plates, sheets, film, foil, tape, strip and other flat shapes, of condensation polymerization products and rearrangement polymerization products, whether or not chemically modified, whether or not in rolls of a width of > 20 cm, not worked, or only surface-worked, or only cut to rectangular, incl. square, shapes (excl. floor, wall and ceiling coverings of polyester and epoxide resins in heading 3918)