0539_005_021_ECG 2 256 921600 0539_005_021_ECG.mat 16+24 79.31071803995965 16 -7607 4509 -5449973688 0 ECGL 0539_005_021_ECG.mat 16+24 107.70963084708792 16 -586 2023 1630279198 0 ECGR #Utility frequency: 60 #Start time: 21:00:00 #End time: 21:59:59