Action Three.  Use a handful of baking soda in excess of the affected spot.  Blend a quarter of a cup of 3% hydrogen peroxide having a teaspoon of liquid dish washing detergent and drizzle this solution above the baking soda.  Alternatively, You should use a spray bottle for that hydrogen https://www.propanraya.com/id/produk/propan-paint-remover-ppr-730