<unk> , or 1,1,1-trichloro-2-methyl-2-propanol, is a chemical preservative, sedative hypnotic and weak local anaesthetic similar in nature to chloral hydrate.
Chlorobutanol
Iodomethane
Chloroethane
Dichloromethane
Bromomethane
Diazomethane
Dichloroacetic acid
Ethanol 