Synonyms: 1,3,3a,4,9,9a-Hexahydrothieno(3,4-b)quinoxaline 2-oxide;Thieno(3,4-b)quinoxaline, 1,3,3a,4,9,9a-hexahydro-, 2-oxide;Hexahydro-1,3,3a,4,9,9a thieno(3,4-b)quinoxaline oxyde-2 [French];1,3,3a,4,9,9a-hexahydrothieno[3,4-b]quinoxaline 2-oxide;AC1MIRM7;LS-152547;Hexahydro-1,3,3a,4,9,9a thieno(3,4-b)quinoxaline oxyde-2;121431-71-8