InChI=1/C18H20O3S2/c19-23(20,18-8-4-7-16(22)13-18)17-11-9-15(10-12-17)21-14-5-2-1-3-6-14/h1-3,5-6,9-12,16,18,22H,4,7-8,13H2/t16-,18+/m1/s1 29D7D6FD3DE5E873