Synonyms: 1H-Pyrrole-2-carboxylicacid,(1E,3R,4R,7S,8aS,10aR,11R,12R,13R,14R,14aS,14bS)-4-ethyl-3,4,6,7,8,8a,10a,11,12,13,14,14a-dodecahydro-14-hydroxy-7-methoxy-1,3,13-trimethyl-6-oxo-11,14b-epoxy-14bH-naphth[2,1-e]oxecin-12-ylester (9CI); Nodusmicin, 18-deoxy-, 9-(1H-pyrrole-2-carboxylate);18-Deoxynargenicin A1; 1H-Pyrrole-2-carboxylic acid,4-ethyl-3,4,6,7,8,8a,10a,11,12,13,14,14a-decahydro-14-hydroxy-7-methoxy-1,3,13-trimethyl-11,14b-epoxy-6-oxo-14bH-naphth[2,1-e]oxecin-12-ylester, [3R-(1E,3R*,4R*,7S*,8aS*,10aR*,11R*,12R*,13R*,14R*,14aS*,14bS*)]-; U61732