- For expansion cohorts: Subjects will be eligible for Part 2 only if they have histological or cytological confirmed squamous non-small cell lung cancer (sqNSCLC), lung adenocarcinoma, head and neck cancer or bladder cancer (BC). All subjects in Part 2 will be stratified according to high FGFR expression levels FGFR mutation using archival or fresh tumor biopsy specimen. BC subjects with low overall FGFR expression levels can be included if activating FGFR3(FGFR tyrosine kinases3) mutations are confirmed