(5R)-3-De(carboxymethyl)-4-demethyl-4-ethyl-5-hydroxy-3-methyllysocellin 88263-36-9 Antibiotic X 14873H Lysocellin, 3-de(carboxymethyl)-4-demethyl-4-ethyl-5-hydroxy-3-methyl-, (5R)- X 14873H