192112 -OEChem-02060822402D 0 0 0 0 0 0 0 0 0999 V2000 M END > 192112 > 3 > ChemIDplus > 080295507 > 80295-50-7 COMPLEMENT 4B Complement C4b > 80295-50-7 > 080295507 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=080295507 $$$$