Patent ID: 8431529

Claim:
A compound of formula I: or a pharmaceutically acceptable salt thereof, wherein: R 1 is hydrogen, straight-chained alkyl, branched alkyl, halogen, nitro, or NHC(O)CH 2 C 4 H 3 S; L is a linking moiety selected from the group consisting of: (a) —CONH—(CH 2 ) n —NH—, (b) —CONH—(CH 2 ) n —NHCO—, (c) —CONH—(CH 2 ) n —CONH—, (d) —(CH 2 ) n —, (e) —O—(CH 2 ) n —O—, (f) —(CH 2 )-phenylene-, and (h) —NHSO 2 —(CH 2 ) n CONH—, wherein n is an integer between 2 and 8; and P is a peptide consisting of the sequence selected from the group consisting of RPTTLNL (SEQ ID NO:4), N-myristoilated RPTTLNL (SEQ ID NO:4), and GGLNLTTPRGGRRRQRRKKRG (SEQ ID NO:6).