Castoreum oxides and their acetates. Other compounds are: benzoic acid, benzyl alcohol, borneol, o-cresol, 4-(4'-hydroxyphenyl)-2-butanone, hydroquinone, phenol. All those compounds are gathered from plant food. It also contains nupharamine alkaloids and castoramine, and cis-cyclohexane-1,2-diol. In perfumery, the term castoreum refers to the resinoid extract resulting from the dried and alcohol tinctured beaver castor. The dried beaver castor sacs are generally aged for two or more years to mellowe. Castoreum is largely used for its note suggesting leather, typically compounded with other ingredients including top, middle, and base notes. Some classic perfumes incorporating castor are Emeraude, Chanel Antaeus, Cuir de Russie, Magie
Castor and Pollux represented in the Circus Maximus by the use of eggs as lap counters. In translations of comedies by Plautus, women generally swear by Castor, and men by Pollux; this is exemplified by the slave-woman character Staphyla in "A Pot of Gold" (act i, ll.67–71) where she swears by Castor in line 67, then the negative prefix in line 71 denotes a refutation against swearing by Pollux. The Etruscans venerated the twins as "Kastur" and "Pultuce", collectively the "tinas cliniiaras", "sons of Tinia," the Etruscan counterpart of Zeus. They were often portrayed on Etruscan mirrors. As was the fashion in Greece,