(beta-R)-beta,3-Dihydroxy-N-methyl-L-tyrosyl-L-valyl-3-hydroxy-L-isoleucylglycine cyclic (1(sup 3)-3)-ether 158243-18-6 Glycine, (beta-R)-beta,3-dihydroxy-N-methyl-L-tyrosyl-L-valyl-3-hydroxy-L-isoleucyl-, cyclic (1(sup 3)-3)-ether Glycine, threo-beta,3-dihydroxy-N-methyl-L-tyrosyl-L-valyl-3-hydroxy-L-isoleucyl-, cyclic (1(3)-3)-ether Ustiloxin D