1-(3-hydroxybenzyl)-1,2,3,4-tetrahydroisoquinoline-6,7-diol 6,7-isoquinolinediol, 1,2,3,4-tetrahydro-1-[(3-hydroxyphenyl)methyl]- InChI=1/C16H17NO3/c18-12-3-1-2-10(6-12)7-14-13-9-16(20)15(19)8-11(13)4-5-17-14/h1-3,6,8-9,14,17-20H,4-5,7H