2,2',3,3'-tetrahydro-2,2'-bi-1,3-benzoxazole 2,2'-bibenzoxazole, 2,2',3,3'-tetrahydro- InChI=1/C14H12N2O2/c1-3-7-11-9(5-1)15-13(17-11)14-16-10-6-2-4-8-12(10)18-14/h1-8,13-16