Iadademstat in Combination With Paclitaxel in Relapsed/Refractory SCLC and Extrapulmonary High Grade NET

Patients will be treated with iadademstat given at a dose of 150 microgram PO administered on a 5 day on-2 day off schedule every week (days 1 through 21)

Patients will be treated with Paclitaxel given at a dose of 80 mg/m2 intravenous administration weekly day 1, 8 and 15 (days 1 through 21).