(3R,4S)-4-amino-3-hydroxypyrrolidin-2-one 2-pyrrolidinone, 4-amino-3-hydroxy-, (3R,4S)- InChI=1/C4H8N2O2/c5-2-1-6-4(8)3(2)7/h2-3,7H,1,5H2,(H,6,8)/t2-,3+/m0/s