has role erythromycin A erythromycin A(1+) ULGZDMOVFRHVEP-RWJQBGPGSA-O InChI=1S/C37H67NO13/c1-14-25-37(10,45)30(41)20(4)27(39)18(2)16-35(8,44)32(51-34-28(40)24(38(11)12)15-19(3)47-34)21(5)29(22(6)33(43)49-25)50-26-17-36(9,46-13)31(42)23(7)48-26/h18-26,28-32,34,40-42,44-45H,14-17H2,1-13H3/p+1/t18-,19-,20+,21+,22-,23+,24+,25-,26+,28-,29+,30-,31+,32-,34+,35-,36-,37-/m1/s1 734.93470 CHEBI:64268 MetaCyc:CPD-13804 erythromycin A CC[C@H]1OC(=O)[C@H](C)[C@@H](O[C@H]2C[C@@](C)(OC)[C@@H](O)[C@H](C)O2)[C@H](C)[C@@H](O[C@@H]2O[C@H](C)C[C@@H]([C@H]2O)[NH+](C)C)[C@](C)(O)C[C@@H](C)C(=O)[C@H](C)[C@@H](O)[C@]1(C)O +1 erythromycin A cation C37H68NO13 chebi_ontology 734.46852 An erythromycin cation that is the conjugate acid of erythromycin A, arising from protonation of the tertiary amino group on the 3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl residue; major species at pH 7.3. erythromycin cation bacterial metabolite