The present invention provides a compound of the formula (I) wherein R1 is —H, —OH, —O(C1-C4 alkyl), —OCOC—OCO(C1-C6 alkyl), or —OSO2(C2-C6 alkyl); R0, R2 and R3 are each independently —H, —OH, —O(C1-C4 alkyl), —OCOC6H5, —OCO(C1-C6 alkyl), —OSO2(C2-C6 alkyl)or halo; R4 is 1-piperidinyl, 1-pyrrolidinyl, methyl-1-pyrrolidinyl, dimethyl-1-pyrrolidinyl, 4-morpholino, dimethylamino, diethylamino, diisopropylamino, or 1-hexamethyleneimino; n is 2 or 3 X is —S— or —HC═H—; G is —O—, —S—, —SO—, SO2, or —N(R5)—, wherein R5 is —H or C1-C4 alkyl; and Y is —O—, —S—, —NH—, —NMe—, or —CH2—; or a pharmaceutically acceptable salt thereof; pharmaceutical compositions thereof, optionally in combination with estrogen and progestin; methods of inhibiting a disease associated with estrogen deprivation; and methods for inhibiting a disease associated with an aberrant physiological response to endogenous estrogen.