1: C72H110N12O20 With hydrogenchloride; water T=110°C; 12 h; 2: 5-dimethylamino-1-naphthalenesulfonyl chloride With sodium hydrogencarbonate in acetone T=20°C; 14 h;

in sodium hydrogencarbonate; acetone T=70°C; pH=9; 0.166667 h;