Tenacissoside I is a C21 steroid from the Marsdenia tenacissima, which is detected at relatively high level in M. tenacissima.

Tachyplesin I is a β-hairpin antimicrobial peptide that contains 17 amino acid residues. Tachyplesin I exhibits cytotoxic properties against various human tumor cell lines acting primarily by impairing the integrity of the outer cell membrane.

Boc-Gly-Gly-Phe-Gly-OH TFA is a self-assembly of N-protected and C-protected tetrapeptides and is a protease cleaved connector for antibody-drug binding (ADC).