Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
 +t 2972  Eragrostis pectinacea  f?  Bangor Twp.100 ft E. of the Saginaw Riv. (at Sears barking lo) in town of Bay City. on S. side of M-25. `  ERAGROSTIS d     3rZ pectimacea Poales -   sXP RSS GARLITZ  6R]p POACEAE   b!<;B Edward G. Voss Michigan QY* D    1989-08-06 yy)       14 weedat edge of rd.  (michx.) nees ex steud.  S7  Bay f,  UNITED STATES e<  
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis pectinacea", "scientificNameAuthorship": "(Michx.) Nees ex Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "pectinacea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Russ Garlitz", "recordNumber": "2972", "verbatimEventDate": "1989-08-06", "habitat": "Weed at edge of rd.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Bay", "municipality": "", "locality": "Bangor Twp. 100 ft E. of the Saginaw Riv. (at Sears parking lot) in town of Bay City. on S. side of M-25.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}