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": ""}
 COMMON, GRAVELLY ROADSIDE. j     _C ! Poa  hillsdale n    Camden Tp., ca. 1.5 mi. E of Montgomery. X e   R. 7 edward g. voss           6309 T~^  L. C   bv3M michigan    edw+ard g. voss  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Poa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Edward G. Voss", "recordedBy": "Edward G. Voss", "recordNumber": "6309", "verbatimEventDate": "", "habitat": "Common, gravelly roadside.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Hillsdale", "municipality": "", "locality": "Camden Tp., ca. 1.5 mi. E of Montgomery.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}