Synonyms: Of-4949D;AC1L3T5Z;Of 4949-D;2-Oxa-11,14-diazatricyclo(15.2.2.1(3,7))docosa-3,5,7(22),17,19,20-hexaene-12-acetic acid, 9-amino-15-carboxy-alpha-hydroxy-4-methoxy-10,13-dioxo-;9-Amino-15-carboxy-alpha-hydroxy-4-methoxy-10,13-dioxo-2-oxa-11,14-diazatricyclo(15.2.2.1(3,7))docosa-3,5,7(22),17,19,20-hexaene-12-acetic acid;93375-68-9