link a hikashop discount to one or more custom item fields of a product

-- HikaShop version -- : 4.4.3
-- Joomla version -- : 3.9.27
-- PHP version -- : 7.3.28
-- Browser(s) name and version -- : Chrome 89.0.4389.82

Hi,

Is it possible to link a hikashop discount to one or more custom item fields of a product?
We manage products with custom item fields and we must link to some of these products a discount based on the value of one or more custom item fields.

Thanks