1 4 - 2 5 July 8, 2019 16 32 64 128 1 4 2 5 1 4 2 5 as a fraction 1 4 2 5 3 6 1 4 2 5 3 1 4 2 5 6 1 4 2 5 8 1 4 2 5 3 8 1 4 2 5 3 7 1 4 2 5 x 1 * 4 2 * 5 n n 3 1 2 4 5-trimethylbenzene 1 2 4 5 trichlorobenzene 1 2 4 5-benzene tetracarboxylic acid 1 2 4 5 6 7 1 2 4 5 7 8
