3-Pyrrolidinesulfonic acid, 1,1'-((1,8-dioxo-1,8-octanediyl)bis(oxy))bis(2,5-dioxo- 82436-77-9 BS(3) Cpd BSSIS Bis succinylsuberate BS(3) Disulfosuccinimidyl suberate bis(sulfosuccinimidyl)suberate