2-(2-Hydroxy-ethyl)-1,1-dimethyl-1,2,3,4,-tetrahydro-isoquinoline-6,7-diol 2-ethyl-1,1-dimethyl-1,2,3,4-tetrahydroisoquinoline-6,7-diol 6,7-Dihydroxy-1,1-dimethyl-N-ethyl-1,2,3,4-tetrahydroisoquinoline 6,7-isoquinolinediol, 2-ethyl-1,2,3,4-tetrahydro-1,1-dimethyl- InChI=1/C13H19NO2/c1-4-14-6-5-9-7-11(15)12(16)8-10(9)13(14,2)3/h7-8,15-16H,4-6H2,1-3H