InChI=1/C21H21NO/c1-12-11-21(3,4)22-20-9-16-8-15-7-14(13(2)23)5-6-17(15)19(16)10-18(12)20/h5-7,9-11,22H,8H2,1-4H3 CB32C0EDDD53E3A6