Wikipedia:  

S-b-S-r-S

S-b-S-r-S
Molecular Formula
C33 H40 O13
Natural Isotopic Abundance Mass
644.6629
Mono-Isotopic Molecular Masses
C12N14:   644.2468913713
C13N14:   677.3576010187
C12N15:   644.2468913713
C13N15:   677.3576010187
S-b-S-r-S image
S-b-S-r-S
InCHi String:
InChI=1/C33H40O13/c1-38-21-7-16(8-22(39-2)29(21)36)28(35)27(13-34)46-33-25(42-5)11-18(12-26(33)43-6)32-20-15-44-31(19(20)14-45-32)17-9-23(40-3)30(37)24(10-17)41-4/h7-12,19-20,27-28,31-32,34-37H,13-15H2,1-6H3

Canonical and Isomeric SMILES:
COC1=C(C(=CC(=C1)C(C(CO)OC2=C(C=C(C=C2OC)C5C4COC(C3=CC(=C(C(=C3)OC)O)OC)C4CO5)OC)O)OC)O


Lignin abbreviation
S-b-S-r-S



PubChem Substance (SID):   111678002
PubChem Compound (CID):   n/a
KEGG: Compound ID   n/a
CAS Registry IDs:   n/a
PDB Chemical Component   n/a
NMR Lignin Database 198
Miscellaneous Databases and IDs:   n/a

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.