Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	55.012496	419.791775	595.833225	54.487496	55.537496	1.0499999999999972	20250414_203435UTC_V00OS11.WAV
"B"""	45.831248	13.53950000000009	176.0395000000001	45.749998000000005	45.912498	0.1624999999999943	20250414_203435UTC_V00OS11.WAV