The toxicological principles which the Danish Environmental Protection Agency has used were in accordance with the principles used in this project in the cases where the assessment of the Danish Environmental Protection Agency was carried out on basis of the effects of a compound and not on basis of odour

Please fix the punctuation.
The toxicological principles, which the Danish Environmental Protection Agency has used, were in accordance with the principles used in this project in the cases, where the assessment of the Danish Environmental Protection Agency was carried out on basis of the effects of a compound and not on basis of odour.