InChI=1/C17H21NO3S/c1-12-6-2-3-7-13(12)10-21-17(20)14-8-4-5-9-15(14)22-11-16(18)19/h2-5,8-9,12-13H,6-7,10-11H2,1H3,(H2,18,19)/t12-,13-/m0/s1/f/h18H2 BBE868F62B87BEA4