生物活性: (6E)-1,7-Bis(4-hydroxyphenyl)-6-hepten-3-one (compound7) is a nature product isolated from rhizomes of Curcuma kwangsiensis. (6E)-1,7-Bis(4-hydroxyphenyl)-6-hepten-3-one has inhibitory effect on NO production induced by LPS in macrophages with an IC50 value of 8.93 μM.