tetracyclines 4-Dedimethylamine-4-oxo-anhydro-7-Cl-tetracycline 4-Dedimethylamine-4-oxo-anhydro-7-Cl-tetracycline 4-Ketoanhydro-7-chlorotetracycline 4-Oxoanhydrochlortetracycline 4-dedimethylamine-4-oxo-anhydro-7-Cl-tetracycline 431.041 431.781 C20H14ClNO8 CHEBI:1819 CHEBI:20355 CHEBI:28392 Cc1c2C[C@H]3C(=O)C(O)=C(C(N)=O)C(=O)[C@@]3(O)C(=O)c2c(O)c2c(O)ccc(Cl)c12 InChI=1S/C20H14ClNO8/c1-5-6-4-7-14(24)16(26)13(19(22)29)18(28)20(7,30)17(27)11(6)15(25)12-9(23)3-2-8(21)10(5)12/h2-3,7,23,25-26,30H,4H2,1H3,(H2,22,29)/t7-,20-/m0/s1 KEGG:C06626 QVXDDJGWOXLKSL-JKNYTWMOSA-N chebi_ontology