The height of a building or other structure shall not exceed the maximum building height or the maximum number of stories, whichever is less, as shown on Map 5 (Maximum Building Height Within Subdistrict A) in the Appendix to this Chapter. However, within 75 feet of the intersection of the southerly cross street with Redfern Avenue, and within 75 feet of the intersection of the northerly cross street with Redfern Avenue, the maximum height for buildings or other structures shall be six stories or 65 feet, whichever is less. Any such 65 foot or six story maximum building height limit falling within 300 feet of Mott Avenue shall only extend to a depth of 25 feet from Redfern Avenue, after which the maximum building height and maximum number of stories shown on Map 5 shall apply.