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Two new sesquiterpene lactone glycosides were isolated from the seeds of Carpesium macrocephalum. Their structures were elucidated as 2α-O-β-D-glucopyranosy-5α, 11αHeudesma-4 (15)-en-12, 8β-olide and 2α-O-β-D-glucopyranosy-5αH-eudesma-4(15), 11 (13)-dien-