R 2 3 5 6 July 8, 2019 16 32 64 128 R 1 2 3 4 5 6 Zoning r 1 2 3 4 5 6 Solve in r 2 3 log 2x 6x 5 1 A letra r aparece 1 2 3 4 5 6 R 3 6r 2 2r 5 A 1 2 3 4 5 6 r ab b a 1 R )- 2 5 dihydro 3 6 dimethoxy 2 isopropylpyrazine R )- 2 isopropyl 3 6 dimethoxy 2 5 dihydropyrazine