0 B18R3.5867 c1ccc(cc1)n2c3c(cn2)c(ncn3)O WXC02793 [1,0,0,0,0,0|2,0,0]=3 1 B19R3.8184 c1ccc(cc1)Cn2c3c(cn2)c(ncn3)O WXC02783 [1,0,0,0,0,1|2,0,0]=4