Synonyms: 2,6-Cresoticacid, a-ester with8-(m-acetylanilino)-9-amino-6,7-dihydroxy-7-(hydroxymethyl)-4,6-dimethyl-3-oxa-1-azaspiro[4.4]nonan-2-one,stereoisomer (8CI); Benzoic acid, 2-hydroxy-6-methyl-,[8-[(3-acetylphenyl)amino]-9-amino-6,7-dihydroxy-4,6-dimethyl-2-oxo-3-oxa-1-azaspiro[4.4]non-7-yl]methylester, [5R-[5a(S*),6b,7a,8b,9a]]-; 3-Oxa-1-azaspiro[4.4]nonane,benzoic acid deriv.; 2,6-Cresotic acid, monoester with8-(m-acetylanilino)-9-amino-6,7-dihydroxy-6-(hydroxymethyl)-4,7-dimethyl-3-oxa-1-azaspiro[4.4]nonan-2-one;Pactamycate