N-methyl-L-leucyl-3-phenyl-D-lactyl-N-methyl-L-leucyl-D-lactyl-N-methyl-L-leucyl-3-phenyl-D-lactyl-L-azepanyl-D-lactic acid

N-甲基-L-亮氨酰-3-苯基-D-乳酰基-N-甲基-L-亮氨酰-D-乳酰基-N-甲基-L-亮氨酰基-3-苯基-D-乳酰基-L-氮杂环庚烷基-D-乳酸