Study of Oral Administration of LP-168 in Patients With Relapsed or Refractory B-cell Malignancies.

For the dose escalation phase, LP-168 will be given once or twice daily at the following dose levels:100 mg QD,150 mg QD, 100 mg BID, 300 mg QD, 150 mg BID, 450 mg QD, 225 mg BID, 600 mg QD, 800 mg QD, and 1000 mg QD.

For the dose expansion phase, subjects will receive once or twice daily dose of LP-168 at the Recommended Phase 2 Dose (RP2D). The RP2D may be as high as the MTD and will be determined following evaluation of Phase I Dose Escalation results.