6.
[1]. Toru Masaka, et al. Synthesis of VIP-lipopeptide using a new linker to modify liposomes: towards the development of a drug delivery system for active targeting. Chem Pharm Bull (Tokyo). 1;61(11):1184-7.
H15-H19-H5
P61-P64-P71-P8-P+P5-P4+P4-P6+P64-P45-P51
GHS7