0 B15R2.27 NC1=NC(N)=NC(C2=CC=CC=C2)=N1 ACI-00310 [1,0,0,0,0,0|2,0,1]=4 1 B15R2.27 OC1=NC(O)=NC(C2=CC=CC=C2)=C1 ACI-01016 [1,0,0,0,0,0|1,0,2]=4 2 B15R2.27 OC1=NC(S)=NC(C2=CC=CC=C2)=C1 ACI-01021 [1,0,0,0,0,0|1,0,2]=4 3 B14R2.21 NC1=NC=CC(C2=CC=CC=C2)=N1 ACI-00092 [2,0,0,0,0,0|0,0,1]=3