(R)-2,4-dihydroxy-N-(3-hydroxypropyl)-3,3-dimethylbutanamide-D6;d-2,4-dihydroxy-n-(3-hydroxypropyl)-3,3-dimethylbutyramide-D6;d(+)-alpha,gamma-dihydroxy-n-[3-hydroxypropyl]-beta,beta-dimethylbutyramide-D6;dexpanthenol-D6;dexpanthenolum-D6;d-n-pantoyl-3-propanolamine-D6;d(+)-panthenol-D6;d-panthenol-D6;d-pantothenol-D6;d(+)-pantothenyl alcohol-D6;d-pantothenyl alcohol-D6;d-pantothenylol-D6;panthenol-D6;panthenol, d--D6;provitamin b-D6;(r)-2,4-dihydroxy-3,3-dimethylbutyric 3-hydroxypropylamide-D6;(r)-2,4-dihydroxy-n-(3-hydroxypropyl)-3,3-dimethylbutanamide-D6;(r)-(+)-2,4-dihydroxy-n-(3-hydroxypropyl)-3,3-dimethylbutyramide-D6;(r)-2,4-dihydroxy-n-(3-hydroxypropyl)-3,3-dimethylbutyramide-D6;(r)-3-(2,4-dihydroxy-3,3-dimethylbutyramido)-1-propanol-D6;(+)-pantheno