Dicationic ethers with polyhydroxyl functionality

A compound, or salts thereof, of Formula (I):

• wherein:
• n is 1, 2, 3, 4, 5, or 6;
• R2a, R2b, R4a, and R4b, are, independently at each occurrence, H or optionally substituted C1-C6 alkyl;
• and
• R3a, R3b and R5 are, independently, optionally substituted C1-C6 alkyl, with the proviso that R5 is not substituted with an epoxide.