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External Data Source

Source

Regular Expression
(?<=(\s|-|\/|\\|\())([A-G][b#]?[m]?((6\/9|11|13|[679]))?((dim|dom|aug|sus|min|maj|add|no|m|M|-|\+)(11|13|15|[23456789])?){0,2}([b#\-\+][59]){0,2}(\/[A-G][b#]?)?)(?=(\s|-|\/|\\|\)|$))