grandiflorain C (82), 2-(3,4-dihydroxy-2-methoxyphenyl)-4-hydroxy-6-methoxybenzofuran-3-carbaldehyde (83), 2-(4-hydroxy-2-methoxyphenyl)-5,6-dimethoxybenzofuran-3-carboxaldehyde (84), sesbagrandiflorain A (85), and sesbagrandiflorain B (86) (Fig. 12) were isolated fromS. ...