Antipathogenic benzamide compounds

A compound of the formula

• and the pharmaceutically acceptable salts thereof,
• wherein
• m is an integer from 1 to 25, inclusive;
• each moiety —(NR3—Y—CO)— is independently selected from the group consisting of
• (a) moieties M1having the formula
• wherein one of X1, X2, and X3 is a ring vertex selected from the group consisting of —O—, —S—, and —NR2—, and the other two of X1, X2, and X3 are ring vertices selected from the group consisting of ═N— and ═CR4—;
• (b) moieties M2 having the formula
• wherein x is 0 or 1 and each R15 is independently H, OH, NH2, or F;
• (c) moieties M3 having the formula
• wherein each L is independently a divalent moiety separating —NH— and —(C═O)— by 3 or 4 atoms;
• and
• (d) moieties M4 having the formula
• with the proviso that at least one moiety —NR3—Y—CO)— is a moiety M1;
• Z is O or N;
• n is 1 if Z is O and 2if Z is N;
• each R1is independently H, F, Cl, CN, CF3, OH, N(R2)2, OR2 or a substituted or unsubstituted (C1-C12)alkyl group, or a substituted or unsubstituted (C1-C12)heteroalkyl group, with the proviso that at least one R1 is F, Cl, CN or CF3;
• each R2 and R3 is independently H, a substituted or unsubstituted (C1-C12)alkyl group, or a substituted or unsubstituted (C1-C12)heteroalkyl group;
• each R4 is independently H, F, Cl, Br, I, CN, OH, NO2, NH2, a substituted or unsubstituted (C1-C12)alkyl group, or a substituted or unsubstituted (C1-C12)heteroalkyl group;
• said compound having at least one basic group having a pKb of 12 or less or a quaternized nitrogen group.