Boc-HoGlu(OBzl)-OH

Boc-Glu-OtBu

N-Boc-L-谷氨酸1-叔丁酯

Boc-L-Pro-OMe

Boc-Thr-OSu

Boc-L-苏氨酸N-羟基琥珀酰亚胺酯

Boc-D-Tyr(2-Br-Z)-OH

Z-Ala-OSu

Z-D-His-OH

Nα-苄氧羰基-D-组氨酸

Z-D-Lys-OH

Nα-苄氧羰基-D-赖氨酸

Fmoc-Lys(Dde)-OH

Z-Ser-OMe

N-苄氧羰基-L-丝氨酸甲酯

Z-TYR-OTBU H2O