80714-61-0 ACTH (4-7), Pro-Gly-Pro- ACTH (4-7), prolyl-glycyl-proline- L-Proline, 1-(N-(1-(N-(N-(N-L-methionyl-L-alpha-glutamyl)-L-histidyl)-L-phenylalanyl)-L-prolyl)glycyl)- Pro-gly-pro-acth (4-7) Semax