1 3 5-triazine-2-one July 8, 2019 16 32 64 128 1 2 3-triazine 1 3 5-triazine 1 3 5 triazinane 1 3 5-triazine-2 4 6-triamine 1 3 5-triazine-2 4 6(1h 3h 5h)-trione