| 89287-09-2 | Phenol,4,4'-(1,2-diethylidene-1,2-ethanediyl)bis-, mixt. with thyroid hormones (9CI) | C18H18 O2 . |
| 89287-91-2 | 4-Oxazolidinone, 3-ethyl-5-[(1-ethyl-7-methyl-1,8-naphthyridin-2(1H)-ylidene)ethylidene]-2 -thioxo- | C18H19N3O2S |
| 89287-92-3 | 4-Thiazolidinone, 3-ethyl-5-[(2-ethyl-6-phenyl-1,2,4-triazolo[3,4-b][1,3,4]thiadiazol-3(2H)-yl idene)ethylidene]-2-thioxo- | C18H17N5OS3 |
| 89287-93-4 | Urea, N-[5-(3-ethyl-2(3H)-benzothiazolylidene)-4-oxo-2-thioxo-3-thiazolidinyl]- N'-phenyl- | C19H16N4O2S3 |