Exhibit
4.9

    


    SCHEDULE
OF WARRANTS

    


    
      
        
          
            
              
                
                  
                    
                      
                        
                          
                            
                              
                                	
                                        Warrant

                                        No.

                                      	 	
                                        Issuance

                                        Date

                                      	 	
                                        Expiration

                                        Date

                                      	 	
                                        Issued To:

                                      	 
      	
                                        Original

                                        No. of

                                        Shares

                                      	 
      	 
      	
                                        Exercise

                                        Price
      ($)

                                      	 
      
	
                                          

                                      	 	
                                          

                                      	 	 
      	 	 
      	 
      	 	 
      	 
      	 	 
      
	
                                        A-1

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        QUOGUE
      CAPITAL LLC

                                      	 
      	 
      	
                                        3,504,827

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-2

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        PERCEPTIVE
      LIFE SCIENCES MASTER FUND LTD.

                                      	 
      	 
      	
                                        5,056,551

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-3

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        CADUCEUS
      CAPITAL MASTER FUND LIMITED

                                      	 
      	 
      	
                                        900,000

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-4

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        CADUCEUS
      CAPITAL II, L.P.

                                      	 
      	 
      	
                                        600,000

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-5

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        UBS
      EUCALYPTUS FUND, L.L.C.

                                      	 
      	 
      	
                                        600,000

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-6

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        PW
      EUCALYPTUS FUND, LTD.

                                      	 
      	 
      	
                                        60,000

                                      	 
      	 
      	 
      	
                                        0.01

                                      	 
      
	 
      	 	 
      	 	 
      	 	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      	 
      
	
                                        A-7

                                      	 	
                                        10/8/2009

                                      	 	
                                        10/8/2016

                                      	 	
                                        SUMMER
      STREET LIFE SCIENCES HEDGE FUND INVESTORS LLC

                                      	 
      	 
      	
                                        310,344

                                      	 
      	 
      	 
      	
                                        0.01