InChI=1/C23H13NS/c1-3-9-16-14(7-1)15-8-2-4-10-17(15)23-22(16)21-18-11-5-6-12-19(18)24-13-20(21)25-23/h1-13 phenanthro[9',10':4,5]thieno[2,3-c]quinoline