melatonin

[1. a substance formed by the mammalian pineal gland, which appears to depress gonadal function in mammals and causes contraction of amphibian melanophores; a precursor is serotonin. Melatonin is rapidly metabolized and is taken up by all tissues. It is involved in circadian rhythms.

InChI: InChI=1/C13H16N2O2/c1-9(16)14-6-5-10-8-15-13-4-3-11(17-2)7-12(10)13/h3-4,7-8,15H,5-6H2,1-2H3,(H,14,16)

InChIKey: InChIKey=DRLFMBDRBRZALE-UHFFFAOYAA
SMILES: COC1=CC2=C(NC=C2CCNC(C)=O)C=C1

Names:
    Melatonin
    melatonin
    N-Acetyl-5-methoxytryptamine
    N-acetyl-5-methoxytryptamine

Registries:
    PubChem CID 896
    ChEBI 16796
    Kegg C01598
    PubChem ID 4752