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Initially, [email protected]/TABHA NPs (.05 g) were dispersed in dry DCM (five. mL) applying an ultrasound bath (50 kHz, one hundred W L−1), for an sufficient time. Then, triethylphosphite (53.2 μL, .310 mmol) and 2. mmol of the N-protected amino acid had been added to the flask and the resulting mixture was stirred for 30 min, under a N2...