3805816 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3805816 > 2 > ChemIDplus > 101809545 > 101809-54-5 Isospiramycin, monopropionyl- Monopropionylisospiramycin > 101809-54-5 > 101809545 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=101809545 $$$$