Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	35.606248	2112.49675	2992.70725	35.399998000000004	35.812498	0.4124999999999943	20250220_230250UTC_V00OS11.WAV
"B"""	12.437504	487.50000000000034	771.8750000000003	12.362504	12.512504	0.1499999999999985	20250220_230250UTC_V00OS11.WAV