5768 -OEChem-04030813132D 0 0 0 0 0 0 0 0 0999 V2000 M END > 5768 > 3 > KEGG > C02820 > CAS: 80295-62-1 > 80295-62-1 C02820 Complement factor B > 80295-62-1 > C02820 > http://www.genome.jp/kegg/kegg2.html > http://www.genome.jp/dbget-bin/www_bget?cpd+C02820 $$$$