Contact us by mail: sales@letopharm.com Or leave your message to us :
( Your Information is an important part of our business,and we will not share or sell any of it to anyone.)
1-{[(4R,7S,10S,13R,16S,19R)-19-amino-7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13,16-dibenzyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-4-yl]carbonyl}prolyl-N~5~-(diamino related products: