Elevation Oncology Inc. has picked up the global rights to SYSA-1801, an anti-Claudin 18.2 antibody-drug conjugate (ADC) candidate, from CSPC Megalith Biopharmaceutical Co. Ltd. in a deal worth up to $1.195 billion. Under the terms, Elevation gets rights to develop and commercialize SYSA-1801 outside of mainland China, Hong Kong, Macau and Taiwan.