Patent ID: 8252843

Claim:
A method of treating malignant metastasis, wherein said malignant metastasis is treatable by inhibiting CXCR4 comprising administering to a subject in need thereof a compound of formula II: or a salt or hydrate thereof, wherein: represents a single or a double bond; R 5 is H, OH or OR 6 ; R 5′ is H, OH, or OR 6 ; where R 6 is a linear or branched C 1 -C 4 alkyl; Z is —CH 2 CH 2 O—, —CH(CH 3 )CH 2 O— or —CH 2 CH(CH 3 )O—; and m is an integer of 0 or 1, n is an integer of 1-50 and X is O, —CH 2 O—, —CH 2 CH 2 O—, —CH(CH 3 )CH 2 O— or —CH 2 CH(CH 3 )O—, or m is 1, n is an integer of 0 to 50 and X is —CH 2 O—, —CH 2 CH 2 O—, —CH(CH 3 )CH 2 O— or —CH 2 CH(CH 3 )O—.