1,2,3,4-Tetrahydro-1,3-bis(hydroxymethyl)-8-hydroxy-6-methyl-7-methoxyisoquinoline 1,3-Isoquinolinedimethanol, 1,2,3,4-tetrahydro-8-hydroxy-7-methoxy-6-methyl- 95727-08-5 MY 336-a MY-336-a