“…Fevicordin E glucoside [2-($-D-glucopyranosyloxy)-3,l6a.,20,25-tetrabydroxy-29-norcucurbita-1,3,5(10),23E-tetraen-l 1 -one] [6],-Colorless needles (40 mg): mp 159-161°(from EtOAc); tic Rf 0.61 (S-2), blue with anisaldehyde; [a]21D -4°( c=0.3); ir v max cm 1 3400,1730,1610; uv X max nm (log e) 224 (3.85) , 284 (3.35); 2H nmr see Table 1; BC nmr see Table 2; fabms m/z (96) [ -1] 647 ( 16), 485 (100), 385 (52), 327 (23).…”