Table 1. Additional peptides synthesised in this study (all synthesised as CoA thioesters, yield indicating conversion of pure hydrazide to CoA conjugate, purity of all peptides > 90%).

Compound	Sequence	Yield [mg]	Yield [%]
2	d-Hpg/d-Tyr/l-Hpg/d-Hpg/d-Hpg/l-Phe	0.78 mg	12%
3	d-Hpg/d-Tyr/l-Hpg/d-Hpg/d-Hpg/l-4-cyano-Phe	0.54 mg	10%
5	d-Hpg/d-Cl-Tyr/l-Hpg/d-Hpg/d-Hpg/l-Cl-Tyr	0.20 mg	7%
6	d-Hpg/d-Cl-Tyr/l-Phe/d-Hpg/d-Hpg/l-Cl-Tyr	1.2 mg	8%
D-1	d-Hpg/d-Tyr/l-Hpg/d-Hpg/d-Hpg/d-Tyr	0.73 mg	9%
D-4	d-Hpg/d-Tyr/l-Phe/d-Hpg/d-Hpg/d-Tyr	2.9 mg	43%
7	d-Hpg/d-Tyr/l-Hpg/d-Hpg/d-Hpg	1.0 mg	9%
8	d-Hpg/d-Tyr/l-Phe/d-Hpg/d-Hpg	3.7 mg	34%
9	d-Hpg/d-Cl-Tyr/l-Phe/d-Hpg/d-Hpg	3.3 mg	60%