| 1,2,3,4-Tetrachlorobenzene | http://bio2rdf.org/kegg:C18236 | | |
| 1,2,3,5-Tetrahydroxybenzene | http://bio2rdf.org/kegg:C03743 | | |
| 1,2,3-Trichlorobenzene | http://bio2rdf.org/kegg:C14408 | | |
| 1,2,3-Tris(chloromethoxy)propane | http://bio2rdf.org/kegg:C19544 | | |
| 1,2,3-Trichloropropane | http://bio2rdf.org/kegg:C14400 | | |
| 124-1 | http://bio2rdf.org/kegg:C12409 | | |
| 1,2,6-Hexanetriol | http://bio2rdf.org/kegg:C20334 | | |
| 12a-Hydroxyrotenone | http://bio2rdf.org/kegg:C10464 | | |
| 12alpha-Hydroxyamoorstatin | http://bio2rdf.org/kegg:C08767 | | |
| 1,2-Anthracenediol | http://bio2rdf.org/kegg:C16204 | | |
| 12'-apo-Carotenal | http://bio2rdf.org/kegg:C19812 | | |
| 1,2-beta-D-Glucan | http://bio2rdf.org/kegg:C02490 | | |
| 1,2-Bis(chloromethoxy)ethane | http://bio2rdf.org/kegg:C19348 | | |
| 1,2-Campholide | http://bio2rdf.org/kegg:C02108 | | |
| 12-Deoxyaklanonic acid | http://bio2rdf.org/kegg:C12420 | | |
| 1,2-Diamino-4-nitrobenzene | http://bio2rdf.org/kegg:C19384 | | |
| 1,2-Dichloroethanol | http://bio2rdf.org/kegg:C20305 | | |
| 1,2-Dichloropropane | http://bio2rdf.org/kegg:C19034 | | |
| 1,2-Diethylhydrazine | http://bio2rdf.org/kegg:C19227 | | |
| 1',2'-Dihydrochlorobactene | http://bio2rdf.org/kegg:C15910 | | |
| 1',2'-Dihydro-gamma-carotene | http://bio2rdf.org/kegg:C15907 | | |
| 1,2-Dihydronaphthalene-1,2-diol | http://bio2rdf.org/kegg:C06205 | | |
| 1,2-dihydrovomilenine reductase | http://bio2rdf.org/kegg:1.3.1.73 | | |
| 1,2-Dihydroxydibenzothiophene | http://bio2rdf.org/kegg:C06722 | | |
| 1,2-Dihydroxyfluorene | http://bio2rdf.org/kegg:C07724 | | |
| 1,2-Dihydroxymint lactone | http://bio2rdf.org/kegg:C09853 | | |
| 1,2-Dimethylhydrazine | http://bio2rdf.org/kegg:C19176 | | |
| 1,2-Dimethylnaphthalene | http://bio2rdf.org/kegg:C14329 | | |
| 1,2-Diphenyl substitution family | http://bio2rdf.org/kegg:map07112 | | |
| 12-epi-Scalaradial | http://bio2rdf.org/kegg:C19900 | | |