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Figure 1
The isothiouronium cation labelling scheme. The ethylene bridging in 1 is depicted with a hashed bond, the methyl group in 2 is depicted with a wavy bond and the expansion to naphthyl in 3 is depicted with dashed bonds. |
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Figure 1
The isothiouronium cation labelling scheme. The ethylene bridging in 1 is depicted with a hashed bond, the methyl group in 2 is depicted with a wavy bond and the expansion to naphthyl in 3 is depicted with dashed bonds. |