The present invention relates to compounds of formula (I). [Formula I] In Formula I, Groups R 1 and R 2 are as defined in claim 1 and have valuable pharmacological properties, in particular, binding to ghrelin O-acyl transferase (GOAT) and modulating its activity. The compounds are suitable for the treatment and prevention of diseases that may be affected by the receptors, for example metabolic diseases, especially obesity.
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