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Figure 5
The core structures for database survey: (a) 2,4,7-trioxabicyclo[4.3.0]nonan-8-one, and its derivatives with (b) 3,3-dimethyl, (c) 5-hydroxymethyl and (d) 9-methyl-9-N-substituents. |
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Figure 5
The core structures for database survey: (a) 2,4,7-trioxabicyclo[4.3.0]nonan-8-one, and its derivatives with (b) 3,3-dimethyl, (c) 5-hydroxymethyl and (d) 9-methyl-9-N-substituents. |