ID

Structure [M + H]⁺

Chemical Formula

MS¹ m/z

Fragments (ID and mass)

CYS-SE

C₁₀H₁₀N₂O₆S₂

319.0053

(I) 300.9949

(B) 272.9998

(H) 120.0112

GS-SE

C₁₇H₂₀N₄O₁₀S₂

505.0694

(A) 430.0373

(CYSGLY-SE) 376.0268

(B) 272.9998

CYSGLY-SE

C₁₂H₁₃N₃O₇S₂

376.0268

(B) 272.9998

HCYS-SE

C₁₁H₁₂N₂O₆S₂

333.0210

(C) 287.0155

CYSAM-SE

C₉H₁₀N₂O₄S₂

275.0155

(F) 257.9895

(G) 229.9583