RecruitingBiological interventionANO31905 in Combination With Chemotherapy for CLDN18.2-Positive Locally Advanced Unresectable or Metastatic Pancreatic CancerThe goal of this clinical trial is to assess the safety and efficacy of ANO31905 in combination with chemotherapy as the first-line treatment for subjects with CLDN18.2-positive locally advanced unresectable or metastatic pancreatic cancer.