5H-thiazolo[3,2-a]pyrimidine-3,5(2H)-dione, 6-[(E)-2-(4-hydroxyphenyl)ethenyl]- 6-[(E)-2-(4-hydroxyphenyl)vinyl]-5H-[1,3]thiazolo[3,2-a]pyrimidine-3,5(2H)-dione InChI=1/C14H10N2O3S/c17-11-5-2-9(3-6-11)1-4-10-7-15-14-16(13(10)19)12(18)8-20-14/h1-7,17H,8H2/b4-1