Chloe Oliver Beaded & Embroidered Button-Back Top

Chloe Oliver Beaded & Embroidered Button-Back Top White Beading and embroidery at bottom The back has buttons about halfway down, and the bottom is split Lined High neck Sleeveless 100% cotton Has been dry cleaned. There are two small marks on the back/side, which may come out. This has been sitting in my closet for a long time and I’m not sure what made the marks. Please see last photo.