| 0 | 0 | Sulfonyl_halides | (%3DO)%5BCl%2CBr%5D) |
| 0 | 0 | Acid_halides | %5BF%2CBr%2CCl%2CI%5D) |
| 0 | 0 | Alkyl_halides |  |
| 0 | 0 | Phosphenes |  |
| 0 | 0 | Heptanes |  |
| 0 | 0 | Perchlorates | (O)(O)) |
| 0 | 7 | Fluorines |  |
| 0 | 6 | Cl,Br,I |  |
| 0 | 0 | Carbazides |  |
| 0 | 0 | Acid_anhydrides | OC(%3DO)) |
| 0 | 0 | Peroxides |  |
| 0 | 0 | Iso(thio)cyanates |  |
| 0 | 0 | Thiocyanates |  |
| 0 | 0 | Phosphoranes |  |
| 0 | 0 | P/S_halides |  |
| 0 | 0 | Carbodiimides |  |
| 0 | 0 | Cyanohydrines |  |
| 0 | 0 | Carbazides | |
| 0 | 0 | Sulfate_esters | O%5BC%2Cc%5D) |
| 0 | 0 | Sulfonates | (%3DO)%5BC%2Cc%5D) |
| 0 | 0 | Pentafluorophenyl_esters | Oc1c(F)c(F)c(F)c(F)c1(F)) |
| 0 | 0 | Paranitrophenyl_esters | Oc1ccc(N(%3DO)%3DO)cc1) |
| 0 | 0 | HOBt_esters | Onnn) |
| 0 | 0 | Triflates | (%3DO)C(F)(F)F) |
| 0 | 0 | Lawesson's_reagents | (S)S) |
| 0 | 0 | Phosphoramides | (N)N) |
| 0 | 0 | Aromatic_azides |  |
| 0 | 0 | Quaternary_C_Cl_I_P_or_S |  |
| 0 | 0 | Beta_carbonyl_quaternary_N | C%5BND4%2B%5D) |
| 0 | 0 | Acylhydrazides | ) |
| 0 | 0 | Chloramidines | %3DN) |
| 0 | 0 | Isonitriles |  |
| 0 | 0 | Triacyloximes | N(C(%3DO))OC(%3DO)) |
| 0 | 0 | Acyl_cyanides | ) |
| 0 | 0 | Sulfonyl_cyanides | (%3DO)C%23N) |
| 0 | 0 | Cyanophosphonates | (OCC)(%3DO)C%23N) |
| 0 | 0 | Azocyanamides |  |
| 0 | 0 | Azoalkanals |  |
| 0 | 0 | (Thio)epoxides,aziridines |  |
| 0 | 0 | Benzylic_quaternary_N |  |
| 0 | 0 | Thioesters | ) |
| 0 | 0 | Diand_Triphosphates | (%5BOH%5D)OP(%3DO)%5BOH%5D) |
| 0 | 0 | Aminooxy(oxo) |  |
| 0 | 0 | nitros | ~%5BOD1%5D) |
| 0 | 0 | Imines |  |
| 0 | 0 | Acrylonitriles |  |
| 0 | 0 | Propenals | %5B!%237%3B!%238%5D) |
| 0 | 0 | Quaternary_N |  |
| 0 | 0 | Constituitively_charged_aromatic_N |  |
| 0 | 0 | azo | %3B!%24(N(%3DN)~%5B%237%2C%238%2C%2315%2C%2316%5D)%3B!%24(N%3DN~%5B%237%2C%238%2C%2315%2C%2316%5D)%5D) |
| 0 | 0 | Azide |  |
| 0 | 0 | epoxide |  |
| 0 | 0 | chloroformate | Cl) |
| 0 | 0 | benzylic_halide |  |
| 0 | 0 | thioether |  |
| 0 | 0 | thiol |  |
| 0 | 0 | disulfide |  |
| 0 | 0 | aldehyde | ) |
| 0 | 0 | N_O_bonds |  |
| 0 | 0 | N_N_bonds |  |
| 0 | 0 | michael | %5D) |