| Czech | Dutch |
| 1,1,1,2,2,3,4,5,5,5-dekafluorpentan | 1,1,1,2,2,3,4,5,5,5-decafluorpentaan |
| 3,5-dimethyltetrahydro-1,3,5-thiadiazin-2-thion | dazomet |
| 3,5-dimethyl-1,3,5-thiadiazinan-2-thion | dazomet |
| γ-1,2,3,4,5,6-hexachlorcyklohexan | lindaan |
| 5-terc-butyl-1,3-dimethyl-2,4,6-trinitrobenzen | muskusxyleen |
| 5-terc-butyl-1,3-dimethyl-2,4,6-trinitrobenzen | 5-tert-butyl-2,4,6-trinitro-m-xyleen |
| 5-terc-butyl-2,4,6-trinitro-m-xylen | 5-tert-butyl-2,4,6-trinitro-m-xyleen |
