Dodecane-1,12-diol mixed ester with N-[4-(3-Aminopropyl)-8,13,13-tris[3-[N,N-bis(3-aminopropyl)amino]propyl]-4,8,13-triazatridecyl]carbamate and N-[4,9,9-tris[3-[6-(beta-D-galactopyranosyloxy)hexyloxycarboxamido]propyl]-4,9-diazanonyl]carbamate