Muscimol hydrobromide

Formula : C4-H6-N2-O2.Br-H
CAS : 18174-72-6 

Neurotoxic isoxazole isolated from Amanita muscaria and A. phalloides and also obtained by decarboxylation of IBOTENIC ACID. It is a potent agonist at GABA-A receptors and is used mainly as an experimental tool in animal and tissue studies.

Musettamycin

Formula : C36-H45-N-O14
CAS : 63710-09-08 

Pyrromycinone glycoside isolated from bohemic acid complex.

Musk ambrette residue

Formula : Unspecified
CAS : 71786-45-3 

TSCA Definition 2019: A complex residuum from the production of musk ambrette by the nitration of 1-(1, 1-dimethylethyl)-2-methoxy-4-methylbenzene. Composed primarily of 2-(1, 1-dimethylethyl)-5-methyl-2, 5-cyclohexadiene-1, 4-dione, 1-methoxy-5-methyl-2, 4-dinitrobenzene, and 1-(1, 1-dimethylethyl)-2-methoxy-4-methyl-5-nitrobenzene.