7-Benzyl-2-(diethylamino)-5,6,7,8-tetrahydro-4H-pyrido[4′,3′:4,5]thieno[2,3-d][1,3]oxazin-4-one

4H-Pyrido[4′,3′:4,5]thieno[2,3-d][1,3]oxazin-4-one, 2-(diethylamino)-5,6,7,8-tetrahydro-7-(phenylmethyl)-

7-Benzyl-2-(diethylamino)-5,6,7,8-tetrahydro-4H-pyrido[4′,3′:4,5]thieno[2,3-d][1,3]oxazin-4-on

7-Benzyl-2-(diethylamino)-5,6,7,8-tetrahydro-4H-pyrido[4′,3′:4,5]thieno[2,3-d][1,3]oxazin-4-one

7-Benzyl-2-(diéthylamino)-5,6,7,8-tétrahydro-4H-pyrido[4′,3′:4,5]thiéno[2,3-d][1,3]oxazin-4-one

7-benzyl-2-diethylamino-5,6,7,8-tetrahydro-4H-pyrido[4′,3′:4,5]thieno[2,3-d][1,3]oxazin-4-one