v. 1. Aliphatic compounds -- v. 2. Alicyclic compounds -- v. 3. Aromatic compounds -- v. 4. Heterocyclic compounds.

v. 1. pt. A-B. Hydrocarbons; halogen derivatives. Monohydric alcohols, their ethers and esters; sulphur analogues; nitrogen derivatives; organometallic compounds -- v. 1. pt. C-D. Monocarbonyl derivatives of aliphatic hydrocarbon, their analogues and derivatives. Dihydric alcohols, their oxidation products and derivatives -- v. 1. pt. E. Unsaturated acyclic hydrocarbons; trihydric alcohols, their oxidation products and derivatives -- v. 1. pt. F-G. Penta- and higher polyhydric alcohols, their oxidation products and derivatives; saccharides; tetrahydric alcohols, their analogues, derivatives and oxidation products -- v. 2. pt. A-B. Monocarbocyclic compounds to and including five rings atoms. Six- and higher-membered monocyclic compounds -- v. 2. pt. C-D-E. Polycarbocyclic compounds, excluding steroids; steroids -- v. 3. pt. A. General introduction; mononuclear hydrocarbons and their halogeno derivatives with nuclear substituents attached through nonmetallic elements from group VI of the periodic table -- v. 3. pt. B-C. Benzoquinones and related compounds : derivatives of mononuclear benzenoid hydrocarbons with nuclear substituents attached through an element other than the non-metals in Groups VI and VII of the periodic table -- v. 3. pt. D-E. Monobenzenoid and phenolic aralkyl compounds, their derivatives and oxidation products: depsides, tannins, lignans, lignin and humic acid -- v. 3. pt. F-G. Polybenzenoid compounds; hydrocarbon ring assemblies; polyphenyl-substituted aliphatic compounds -- v. 3. pt. H. Polycarbocyclic compounds with more than thirteen atoms in the fused-ring system -- v. 4. pt. A. Three-, four- and five-membered heterocyclic compounds with a single hetero-atom in the ring -- v. 4. pt. B. Five-membered heterocyclic compounds with a single hetero-atom in the ring; alkaloids, dyes and pigments -- v. 4. pt. C-D. Five-membered heterocyclic compounds with two hetero-atoms in the ring from groups V and/or VI of the periodic table. Five-membered heterocyclic compounds with more than two hetero-atoms in the ring -- v. 4. pt. E. Six-membered monoheterocyclic compounds containing oxygen, sulphur, selenium, tellurium, silicon, germanium, tin, lead or iodine as the hetero-atom -- v. 4. pt. F. Six-membered heterocyclic compounds with a single nitrogen atom in the ring; pyridine, polymethylenepyridines, quinoline, isoquinoline and their derivatives -- v. 4. pt. G. Six-membered heterocyclic compounds with a single nitrogen atom in the ring to which are fused two or more carbocyclic ring systems, and six-membered ring compounds where the hetero-atom is phosphorus, arsenic, antimony or bismuth -- v. 4. pt. H. Six-membered heterocyclic compounds with (a) a nitrogen atom common to two or more fused rings; (b) one hetero-atom in each of two fused rings -- v. 4. pt. I- J. Six-membered heterocyclic compounds with two hetero-atoms from group V of the periodic table : the pyridazine and pyrimidine groups -- v. 4. pt. K. Six-membered heterocyclic compounds with two or more hetero-atoms one or more of which are from groups II, III, IV or VII of the periodic table. Heterocyclic compounds with seven or more atoms in the ring -- v. 4. pt. L. Fused-ring heterocyclic compounds containing three or more nitrogen atoms; purines and related ring systems; nucleosides; nucleotides and nucleic acids; pteridines, alloxazines, flavins and related compounds.