0 B13R2.371 ClC1=NC=C(Br)C2=CC=CN=C21 F1957-0056 [1,0,0,0,0,0|2,1,0]=4 1 B13R2.371 NC1=NC=C(Br)C2=CC=CN=C21 F1957-0054 [1,0,0,0,0,0|2,1,0]=4 2 B13R2.371 OC1=NC=C(Br)C2=CC=CN=C21 F1957-0055 [1,0,0,0,0,0|1,1,0]=3 3 B14R2.1131 COC1=NC=C(Br)C2=CC=CN=C21 F1957-0125 [1,1,0,0,0,0|1,1,0]=4