Secondary (fermentation) aromas are set up during the fermentation, so a young wine will contain with the multitude of varietal and fermentation smells.
Mahogany is a light brown color if left not whole. https://objectstorage.ap-singapore-1.oraclecloud.com/p/avZDPQ31gLG97wBT7D92IUjmvPnQijJHV0zMm7ZHU_fTxNyxRzvkYgvGUKmCwJx2/n/axqjqojndoew/b/Ruou-tay/o/KynangkethopruouHennessyvadoanduongpho.docx.html