two new naphtho-pyrone glycosides , 9- [ ( beta-d-glucopyranosyl- ( 1 -- -- 6 ) -o-beta-d-glucopyranosyl ) oxy ] -10- hydroxy-7-methoxy-3-methyl-1h-naphtho [ 2,3-c ] pyran-1 -one ( 5 ) and 6- [ ( alpha-apiofuranosyl- ( 1 -- -- 6 ) -o-beta-d-glucopyranosyl ) oxy ] - rubrofusarin ( 6 ) , together with cassiaside ( 3 ) and rubrofusarin-6-beta-gentiobioside ( 4 ) were isolated from the seeds of cassia tora l .
C0034314
pyrone
C0034234
pyran