0 B18R3.5893 c1cnccc1c2cc3c(s2)cn[nH]c3=O DA-28061 [0,0,0,0,0,0|2,0,1]=3 1 B17R2.172 CCOC(=O)c1csc(n1)c2ccncc2 DA-34393 [0,0,1,0,0,0|3,0,0]=4