| http://www.w3.org/ns/prov#value | - is methyl, ethyl, propyl, butyl, pentyl, heptyl, or hexyl, and wherein alkoxy is methoxy, ethoxy, propoxy, butoxy, pentoxy, or heptoxy; a member wherein halogen is a chlorine, bromine, fluorine, or iodine atom; a member wherein aryl is phenyl; a member wherein m and n are the numbers 1, 2, 3, or 4; a member wherein R and R' are hydrogen atoms, or alkyl, and R1 and R2 are aryl; a member wherein R3
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