62962-06-5 Dodecaborate(4-), 1,1'-dithiobis(2,3,4,5,6,7,8,9,10,11,12-undecahydro-, tetrasodium Na4(10)B24H22S Na4-B24-H22-S2 Sulfhydryl borane dimer Sulfhydryl boron hydride dimer