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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: J Am Soc Mass Spectrom. 2018 Mar 21;29(6):1262–1272. doi: 10.1007/s13361-018-1907-0

Table 1.

Structures of seven synthetic standards

Compound Structure
T1 GlcA-GlcNS-IdoA-GlcNS3S6S
T2 GlcA-GlcNS6S-IdoA-GlcNS3S
T3 GlcA-GlcNS-IdoA2S-GlcNS3S6S
T4 GlcA-GlcNS6S-IdoA-GlcNS3S6S
H1 GlcA-GlcNS6S-IdoA-GlcNS3S-GlcA-GlcNS6S-R*
H2 GlcA-GlcNS6S-IdoA-GlcNS6S-GlcA-GlcNS6S-R
H3 GlcA-GlcNS6S-IdoA-GlcNS3S6S-GlcA-GlcNS6S-R
*

R = (CH2)5NH2