this tumor was 2- to 3-fold resistant to l-pam and 3- ( p-fluorophenyl ) -l-alanyl-3- [ m-bis- ( 2-chloroethyl ) -aminophenyl ] -l- alanyl-l-methionine ethoxyhydrochloride , cross-resistant to cyclophosphamide and ifosfamide , and completely resistant to vcr under in vivo conditions .
C0010583
cyclophosphamide
C0020823
ifosfamide