InChI=1/C21H32O3/c1-20-9-8-18-16(17(20)5-6-19(20)23)4-3-14-13-15(22)7-10-21(14,18)11-12-24-2/h3,11-12,15-19,22-23H,4-10,13H2,1-2H3/b12-11+/t15-,16+,17+,18-,19-,20-,21+/m0/s1 189C36A938624ECB