Inquiry Product - 2H-Pyran-5-carboxylic acid, 4-[(2-acetyl-1,2,3,4-tetrahydro-6,7-dihydroxy-1-isoquinolinyl)methyl]-3-ethenyl-2-(β-D-glucopyranosyloxy)-3,4-dihydro-, methyl ester, [2S-[2α,3β,4β(S*)]]-Ipecoside (6CI,8CI)(Standard Reference Material)