Smiles PainsMatch Source
O=C(Cn1cnc2c1c(=O)n(C)c(=O)n2C)N/N=C/c1c(O)ccc2c1cccc2 hzone_phenol_A(479)  http://chemistrycompass.com/chemsearch/58909/ 
FC(F)(F)Oc1ccc(NN=C(C#N)C#N)cc1 cyano_imine_B(17) CHEMBL457504 
O=C1C2OC2C(=O)c3cc4CCCCc4cc13 keto_keto_gamma(5) CHEMBL476649 
