InChI=1/C20H25NO3/c22-19(11-15-10-13-3-4-14(15)9-13)21-16-5-6-17-18(12-16)24-20(23-17)7-1-2-8-20/h5-6,12-15H,1-4,7-11H2,(H,21,22)/t13-,14+,15+/m0/s1/f/h21H 1779407252B0D80D