(1E,6E)-1,7-bis(4-hydroxyphenyl)hepta-1,6-diene-3,5-dione; (1E,6E)-Bis(demethoxy)curcumin; Bisdemethoxycurcumin; Bisdesmethoxycurcumin; Curcumin III; Didemethoxycurcumin; (1E,6E)-1,7-bis(4-hydroxyphenyl)hepta-1,6-diene-3,5-dione