12 4 8 9 5 July 8, 2019 16 32 64 128 12 4 8 dikurang 9 5 0 25 4 8 12 tetradecatrienal 5 9 13 trimethyl 12 3 4 minus 9 5 8 12 4 per 8 kurang 9 5 0 25 12 4 per 8 9 5 0 25 12 4 per 8 dikurangi 9 5 0 25