Hantzsch-Widman names parent name endings

Last part of endings of a number of parent names of saturated heteromonocycles in Hantzsch-Widman nomenclature, i.e. of irane , etane , olane , ane , inane , epane , ocane , onane and ecane (see Section IR-6.2.4.3). 

Ending of parent names of ten-membered saturated heteromonocycles in Hantzsch-Widman nomenclature, cf. Section IR-6.2.4.3. 

General ending of parent names of three-membered heteromonocycles with the maximum number of non-cumulative double bonds (i.e. one double bond) in Hantzsch-Widman nomenclature, cf. Section IR-6.2.4.3. See also irine . 

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