Title: 5-Chloro-4'-ethyl-3H-spiro-[1,3-benzo-thia-zole-2,1'-cyclo-hexa-ne].
Journal: Acta crystallographica. Section E, Structure reports online 20120501
Title: 8-Ethyl-2-hydr-oxy-2-methyl-4-morpholinoethyl-1-thia-4-aza-spiro-[4.5]decan-3-one.
Journal: Acta crystallographica. Section E, Structure reports online 20081001
Title: Enolate structure and electron affinity.
Journal: The journal of physical chemistry. A 20051006