What are the sample size, endpoints and comparator of the Saltikva Phase 3?

Salspera, Inc. has not publicly stated the sample size, primary endpoint, chemotherapy backbone, dose, randomization ratio, number of sites or start date for a Phase 3 study of Saltikva. The S-1/A No. 3 ↗ says only that the design is being completed. No protocol or ClinicalTrials.gov ↗ record for a Phase 3 of Saltikva is public.