2.1.2. Form II

Form III of BL (20 mg) (0.043 mmol) was placed in a 70 μL alumina crucible and heated under nitrogen atmosphere inside a TGA equipment from 30 ◦C to 200 ◦C at a rate of 10 ◦C/min, maintained at 200 ◦C for 5 min and cooled down to 30 ◦C.
