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Figure 4
Unit-cell packing motifs in (a) L-cysteine-I at ambient pressure, (b) L-cysteine-III at 2.6 GPa and (c) L-cysteine-IV at 1.7 GPa. Both (a) and (b) are viewed along c, while (c) is viewed along b. Note the sinusoidal appearance of R44(16) ring motifs along a, as indicated by arrows in (a). NH⋯O, SH⋯S and SH⋯O hydrogen bonds are depicted as black, pink and green dotted lines, respectively.

ISSN: 2052-5206
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