disubstituted Disulfide > two Thiols

[#6:3]-[#16:2]-[#16:1]-[#6:4]>>[#6:4]-[#16:1]([H]).[#6:3]-[#16:2]([H])

[#6:3]-[#16:2]-[#16:1]-[#6:4]

None

[#6:4]-[#16:1]([H]).[#6:3]-[#16:2]([H])

None