Patent ID: 7645338

Claim:
(E)-2-(5-Chlorothien-2-yl)-N-{(3S)-1-[(1S)-1-methyl-2-morpholin-4-yl-2-oxoethyl]-2-oxopyrrolidin-3-yl}ethenesulfonamide in substantially crystalline form having an X-ray powder diffraction pattern expressed in terms of 2 theta angles and obtained with a diffractometer, wherein said X-ray powder diffraction pattern comprises 2 theta angles at one or more positions selected from the group consisting of 9.1-9.2 (±0.1), 16.0-16.1 (±0.1), 18.0-18.2 (±0.1), and 18.3-18.4 (±0.1) degrees.