The presence of two sugar moieties was inferred by the presence of two anomeric
carbon at dC 100.3 (C-10) and 102.3 (C-10') in the 13C NMR spectrum
1JCH correlated to two signals at 4.67 (d, J = 8.0 Hz, H-10) and 4.89 (d,
J = 8.0 Hz, H-10') in the HSQC spectrum (Table 1).