| http://www.w3.org/ns/prov#value | - stantially tasteless in the amount used and have the structure: ##STR97## wherein p is an integer of 1 to 4, each R, R1, and R2 is independently selected from the group consisting of H, hydroxy, nitro, cyano, halogen, COOH, SO3 H, CH2 SO2 NH2, trifluoroacetyl, an acid group of the structure ZOq Hr wherein Z is an element selected from the group consisting of carbon, sulfur, boron or phosphorus, q
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