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Figure 3
Supramolecular motifs in the crystal structures of 1a (a) and 1b (b). For the sake of clarity, H atoms of the host molecules not involved in hydrogen bonding are omitted. |
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Figure 3
Supramolecular motifs in the crystal structures of 1a (a) and 1b (b). For the sake of clarity, H atoms of the host molecules not involved in hydrogen bonding are omitted. |