英文名称:ctop; H-D-Phe-Cys-Tyr-D-Trp-Orn-Thr-Pen-Thr-NH2 (Disulfide bond between Cys2 and Pen7); N-(1-amino-3-hydroxy-1-oxobutan-2-yl)-10-(3-aminopropyl)-16-(4-hydroxybenzyl)-7-(1-hydroxyethyl)-13-(1H-indol-3-ylmethyl)-3,3-dimethyl-6,9,12,15,18-pentaoxo-19-(phenylalany