Synonyms: 1H-Thieno[3,4-d]imidazole-4-pentanoicacid, 2-amino-3a,4,6,6a-tetrahydro-, (3aS,4S,6aR)- (9CI);1H-Thieno[3,4-d]imidazole-4-pentanoic acid, 2-amino-3a,4,6,6a-tetrahydro-,[3aS-(3aa,4b,6aa)]-; Thieno[3,4-d]imidazoline-4-valeric acid, tetrahydro-2-imino- (8CI);2-Iminobiotin; Iminobiotin