2,6,10,10-Tetramethyl-1-oxaspiro[4.5]dec-6-ene;Spiroxide;Teaspirane;(+ -)-THEASPIRANE TECHN.;Theaspirane,mixture of cis and trans;Theaspirane;1-Oxaspiro4.5dec-6-ene,2,6,10,10-tetramethyl;dl-theaspirane;FEMA 3774;THEASPIRAN;THEASPIRANE MIXTURE OF CIS AND TOpen