InChI=1/C17H18O2S/c18-15-6-7-16(19)17(12-15)20-10-8-14(9-11-20)13-4-2-1-3-5-13/h1-7,12,14H,8-11H2,(H-,18,19)/f/h18H 3794CF0E5093037A