Evidently emboldened by the $88 million sale of the Sandy Weill penthouse at 15 Central Park West and the $90 million penthouse that's in contract at One57, Long Island real estate developer Steven Klar is angling to get $100 million for his 8,000-square-foot triplex penthouse at CitySpire.
The octagonal condo on the 73rd, 74th and 75th floors of the mixed-use midtown tower at…
