The invention provides a compound represented by formula (1). In the formula (1), R1 is hydrogen, methyl or ethyl; X1 is a single bond, -O- or -OCO-; X2 is a single bond, -O-, -COO- or -OCO-; A1 and A2 are each independently a divalent aromatic ring or a divalent cyclohexane ring, and in these rings, arbitrary hydrogen may be replaced by halogen, alkyl having 1 to 3 carbons or halogenated alkyl having 1 to 3 carbons; Z1 is independently a single bond, -O-, -S-, -COO-, -OCO-, -CH2O-, -OCH2-, -CH=CH-COO-, -OCO-CH=CH-, -CH2CH2-COO-, -OCO-CH2CH2-, -CON(R)- or -N(R)CO-; R is hydrogen or methyl; Y is a terpenoid residue or a steroid residue; m is an integer from 0 to 20; and n is an integer from 0 to 3.