(3,3'-Bithiazolidine)-4,4'-dione, 2,2'-bis(2-fluorophenyl)-, (R*,R*)-(+-)- (3,3'-Bithiazolidine)-4,4'-dione, 2,2'-bis(o-fluorophenyl)-, (+-)- 95035-84-0 dl-2,2'-Bis(o-fluorophenyl)(3,3'-bithiazolidine)-4,4'-dione