Safety, Pharmacokinetics and Preliminary Efficacy of CS231295 in Advanced Solid Tumors

oral tablet. Only one dose on C0D1 in single-dose period. Once daily from C1D1 until disease progression, death, intolerable toxicity, loss to follow-up, withdrawal of informed consent, or the end of the trial, whichever occurs first, in multiple-dose period in both escalation and cohort expansion phases.