0 B12R1.21 O=C(O)CSC1=CC=C(Cl)C=C1 RF00560 [2,0,0,0,0,0|2,0,0]=4 1 B12R1.21 O=C(O)CSC1=CC=C(F)C=C1 KM09206 [2,0,0,0,0,0|2,0,0]=4