(3S,4R)-3-amino-4-hydroxypyrrolidin-2-one 2-pyrrolidinone, 3-amino-4-hydroxy-, (3S,4R)- InChI=1/C4H8N2O2/c5-3-2(7)1-6-4(3)8/h2-3,7H,1,5H2,(H,6,8)/t2-,3+/m1/s