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1-(2-Hydroxyethyl)-2-pyrrolidinone3445-11-2100 % similar N1,N1,N6,N6-Tetrakis(2-hydroxyethyl)hexanediamide6334-25-487 % similar 1-(3-Hydroxypropyl)pyrrolidin-2-one62012-15-183 % similar Lauric acid diethanolamide120-40-167 % similar N-(Hydroxymethyl)-2-pyrrolidone15438-71-865 % similar N-Butyl-2-pyrrolidone3470-98-257 % similar 1-(3-Aminopropyl)-2-pyrrolidinone7663-77-657 % similar N-Ethyl-2-pyrrolidone2687-91-454 % similar N-Octylpyrrolidone2687-94-753 % similar N-Dodecyl-2-pyrrolidone2687-96-953 % similar 2-(2-Oxopyrrolidin-1-yl)acetic acid53934-76-253 % similar 4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-4-oxo-butyric acid717904-43-353 % similar N-[2-Hydroxyethyl]succinimide18190-44-852 % similar Piracetam7491-74-950 % similar Laurocapram59227-89-348 % similar 1-Benzyl-3-pyrrolidone5291-77-044 % similar Methyl 2-oxo-1-pyrrolidineacetate59776-88-444 % similar 1-Acetyl-2-pyrrolidone932-17-243 % similar 2-Chloro-1-(1-pyrrolidinyl)ethanone20266-00-643 % similar N-Methyl-2-pyrrolidone872-50-443 % similar