(Pro-hyp-gly)10 (Prolyl-hydroxylprolyl-glycine)10 40350-90-1 Glycine, L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolylglycyl-L-prolyl-4-hydroxy-L-prolyl-