3812819 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3812819 > 2 > ChemIDplus > 131577816 > 131577-81-6 Lenefilcon A Lenefilcon A [USAN] > 131577-81-6 > 131577816 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=131577816 $$$$