Oxidative decarboxylation of pyruvic acid is catalyzed by a multienzyme complex with several functionally linked coenzymes. Name this complex:

Answer options

1. Thymidine diphosphate (TDP), flavinadenine dinucleotide (FAD), coenzymeA (CoASH), nicotine amide adenine dinucleotide (NAD), lipoic acid
2. Nicotine amide adenine dinucleotide (NAD), pyridoxal-5-phosphate, thymidinediphosphate (TDP), methylcobalamin, biotin
3. Flavin adenine dinucleotide (FAD), tetrahydrofolic acid, pyridoxal-5-phosphate, thymidine diphosphate (TDP), choline
4. Coenzyme A (CoASH), flavin adeni-nedinucleotide (FAD), pyridoxal-5-phosphate, tetrahydrofolic acid, carnitine
5. Flavin adenine dinucleotide (FAD), tetrahydrofolic acid, pyridoxal-5-phosphate, thymidine diphosphate (TDP), choline