Thiazolidine
                            Order
                            159553-27-2
                            
                                dispiro[1,3-thiazolidine-2,2'-tricyclo[3.3.1.1~3,7~]decane-6',2''-[1,3]thiazolidine] dihydrochloride
                            
                        
                        
                        
                        
                        
                        
                        
                        
                            Order
                            56869-34-2
                            
                                Spiro[7H-cyclopenta[a]phenanthrene-7,2'-thiazolidine],spiro[cholestane-7,2'-thiazolidine] deriv.
                            
                        
                        
                        
                        
                        
                        
                        
                            Order
                            79873-05-5
                            
                                Spiro[3H-cyclopenta[a]phenanthrene-3,2'-thiazolidine],spiro[estrane-3,2'-thiazolidine] deriv.