Cannadicas A and B: two new oligosaccharide esters from the roots of Canna indica L.

Two new sucrose derivatives, named as cannadica A (1) and cannadica B (2), and eight known compounds, 6′-O-acetyl-3-O-(E)-p-coumaroylsucrose (3), heterophylloside C (4), 6′-O-vanilloylarbutin (5), ...