2(3H)-furanone, dihydro-5-(2-pyrrolidinyl)- 5-pyrrolidin-2-yldihydrofuran-2(3H)-one InChI=1/C8H13NO2/c10-8-4-3-7(11-8)6-2-1-5-9-6/h6-7,9H,1-5H