𝙎𝘼𝙔 𝙔𝙀𝙎 𝙄𝙁 𝙔𝙊𝙐 𝙇𝙊𝙑𝙀 Crochet

I thrifted this dress NOS? with tags and didnt notice till I got home that there is this stain. Any tips on how to remove?