18802-17-0 Propanamide, 2-amino-N-(3,4,4a,5,6,7-hexahydro-5,6,8-trihydroxy-3-methyl-1-oxo-1H-2-benzopyran-4-yl)-, (3R-(3-alpha,4-alpha(S*),4a-beta,5-beta,6-alpha))-, sulfate (2:1) (salt)