carisoprodol(+-)-2-methyl-2-propyl-1,3-propanediol carbamate isopropylcarbamate(1-methylethyl)carbamic acid 2-(((aminocarbonyl)oxy)methyl)-2-methylpentyl ester2-methyl-2-propyl-1,3-propanediol carbamate isopropylcarbamate2-methyl-2-propyltrimethylene carbamate isopropylcarbamateCarisoprodolN-isopropy-2-methyl-2-propyl-1,3-propanediol dicarbamatecarbamic acid 2-isopropylcarbamoyloxymethyl-2-methyl-pentyl esterisopropyl meprobamate