SCIO-469: Open-Label Study for Patients With Myelodysplastic Syndromes.

SCIO-469 tablet will be administered orally at a dose of 30 mg thrice daily (90 mg per day) for 16 weeks. Participants with hematologic improvement at Week 16 and as per Investigator's discretion on clinical benefit from treatment will continue the treatment for additional 36 weeks.

SCIO-469 tablet will be administered orally at a dose of 60 mg thrice daily (180 mg per day) for 16 weeks. Participants with hematologic improvement at Week 16 and as per Investigator's discretion on clinical benefit from treatment will continue the treatment for additional 36 weeks.

SCIO-469 tablet will be administered orally at a dose of 90 mg thrice daily (270 mg per day) for 16 weeks. Participants with hematologic improvement at Week 16 and as per Investigator's discretion on clinical benefit from treatment will continue the treatment for additional 36 weeks.

SCIO-469 tablet will be administered orally at a dose of 120 mg thrice daily (360 mg per day) for 16 weeks. Participants with hematologic improvement at Week 16 and as per Investigator's discretion on clinical benefit from treatment will continue the treatment for additional 36 weeks.