2.6.2. Cold maceration method:Four grams of coarsely powdered, sample was macerated with100 mL of methanol for 6 h. Then it was allowed to stand for 18 hand filtered. Then 25 mL of the filtrate was concentrated in a rotaryevaporator at 45◦C. The residue was dried at 105◦C for 6 h, cooledin a desiccator for 30 min.