Melanin Concentrating Hormone (MCH), a 19 amino acid cyclic peptide, is largely expressed in the hypothalamus. Melanin Concentrating Hormone is implicated in the control of general arousal and goal-orientated behaviours in mammals, and appears to be a key messenger in the regulation of food intake.

NADP disodium salt is a nicotinamide adenine dinucleotide. NADP disodium salt is a key redox cofactor for electron transfer in the metabolism, serves as an electron carrier in a number of reactions, being alternately oxidized (NADP+) and reduced (NADPH).

(3E)-4-(1H-indol-3-yl)but-3-en-2-one ((E)-4-(1H-indol-3-yl)but-3-en-2-one) is a marine derived natural products found in Tedania (Tedania) ignis.