0 B21R2.19181 NC1=C(CC(=O)[O-])C=CC=C1C(=O)C2=CC=C(Br)C=C2 2722AH [0,1,0,0,0,0|1,0,0]=2 1 B21R2.19181 NC1=C(CC(=O)[O-])C=CC=C1C(=O)C2=CC=C(Br)C=C2 2723AH [0,1,0,0,0,0|1,0,0]=2