Boston’s tallest tower is now 200 Clarendon.That’s what owner Boston Properties now is calling the 60-story, 790-foot skyscraper formerly known as the Hancock Tower.“We're not allowed to call it that any longer since the Hancock Manulife lease expired at the beginning of the second quarter,” president Doug Linde disclosed in an earnings call today.The address of the tower is 200 Clarendon Street.Developing ...