A compound, or a tautomer thereof, or a stereoisomer of said compound or said tautomer, or a pharmaceutically acceptable salt thereof, said compound having the structural Formula: wherein: -L 1 - represents a bond; -L 3 - is -C NH -; m, n, and p are each independently selected integers, wherein: m is 0 or more; n is 1; and p is 0 or more, wherein the maximum value of the sum of m and n is the maximum number of available substitutable hydrogen atoms on ring A, and wherein the maximum value of p is the maximum number of available substitutable hydrogen atoms on ring B; R 3 is H; ring A is selected from the group consisting of phenyl, pyridyl, pyrazinyl, furanyl, thienyl, pyrimidinyl, pyridazinyl, thiazolyl, oxazolyl, benzothienyl, benzimidazolyl, indazolyl, indolyl, and thienopyrazolyl; each R 5 group (when present) is independently selected from the group consisting of halogen, -CN, -SF 5, -N(R 8) 2, -OR 7, -SR 7, C 1-6 alkyl, C 1-6 haloalkyl, C 1-6 heteroalkyl, C 2-6 alkynyl, and cycloalkyl; each R 7 (when present) is independently selected from the group consisting of H, alkyl, alkenyl, heteroalkyl, haloalkyl, aryl, arylalkyl-, heteroaryl, heteroarylalkyl-, cycloalkyl, cycloalkylalkyl-, heterocycloalkyl, and heterocycloalkylalkyl-; each R 8 (when present) is independently selected from the group consisting of H, alkyl, alkenyl, heteroalkyl, haloalkyl, haloalkenyl, aryl, arylalkyl-, heteroaryl, heteroarylalkyl-, cycloalkyl, cycloalkylalkyl-, heterocycloalkyl, and heterocycloalkylalkyl-; ring B is selected from the group consisting of phenyl, pyridyl, pyrazinyl, furanyl, thienyl, pyrimidinyl, pyridazinyl, thiazolyl, oxazolyl, isoxazolyl, isothiazolyl, indolyl, pyrrolopyridyl, and pyrrolopyrimidinyl; and each R 9 group (when present) is independently selected from the group consisting of halogen, -CN, -SF 5, -N(R 8) 2, -OR 7, -SR 7, C 1-6 alkyl, C 1-6 haloalkyl, C 1-6 heteroalkyl, C 2-6 alkynyl, phenyl, benzyl, and cycloalkyl. -L 1 - represents a bond; -L 3 - is -C NH -; m, n, and p are each independently selected integers, wherein: m is 0 or more; n is 1; and p is 0 or more, m is 0 or more; n is 1; and p is 0 or more, wherein the maximum value of the sum of m and n is the maximum number of available substitutable hydrogen atoms on ring A, and wherein the maximum value of p is the maximum number of available substitutable hydrogen atoms on ring B; R 3 is H; ring A is selected from the group consisting of phenyl, pyridyl, pyrazinyl, furanyl, thienyl, pyrimidinyl, pyridazinyl, thiazolyl, oxazolyl, benzothienyl, benzimidazolyl, indazolyl, indolyl, and thienopyrazolyl; each R 5 group (when present) is independently selected from the group consisting of halogen, -CN, -SF 5, -N(R 8) 2, -OR 7, -SR 7, C 1-6 alkyl, C 1-6 haloalkyl, C 1-6 heteroalkyl, C 2-6 alkynyl, and cycloalkyl; each R 7 (when present) is independently selected from the group consisting of H, alkyl, alkenyl, heteroalkyl, haloalkyl, aryl, arylalkyl-, heteroaryl, heteroarylalkyl-, cycloalkyl, cycloalkylalkyl-, heterocycloalkyl, and heterocycloalkylalkyl-; each R 8 (when present) is independently selected from the group consisting of H, alkyl, alkenyl, heteroalkyl, haloalkyl, haloalkenyl, aryl, arylalkyl-, heteroaryl, heteroarylalkyl-, cycloalkyl, cycloalkylalkyl-, heterocycloalkyl, and heterocycloalkylalkyl-; ring B is selected from the group consisting of phenyl, pyridyl, pyrazinyl, furanyl, thienyl, pyrimidinyl, pyridazinyl, thiazolyl, oxazolyl, isoxazolyl, isothiazolyl, indolyl, pyrrolopyridyl, and pyrrolopyrimidinyl; and each R 9 group (when present) is independently selected from the group consisting of halogen, -CN, -SF 5, -N(R 8) 2, -OR 7, -SR 7, C 1-6 alkyl, C 1-6 haloalkyl, C 1-6 heteroalkyl, C 2-6 alkynyl, phenyl, benzyl, and cycloalkyl.