Compounds useful as immunomodulators

A compound of Formula (I):

• or salts thereof, wherein:
• Ring B is phenyl or thienyl;
• Ring A is:
• wherein A″ is CH or N, and wherein one of R1 and R2 is Q and the other of R1 and R2 is Rb;
• R3 is H or —CH2C(O)OH;
• R4 is —NHCH2CH2NHC(O)CH3;
• Q is:
• (i)
• wherein Ry is —OH, —CH3, —CH2OH, —C(O)OH, —CH2C(O)OH, or —C(O)NHCH2CH2OH, —C(O)NH2, —NHC(O)CH3, and Rz is —OH, —CH3, —OCH3, —OC(O)CH3, or —CH2CH═CH2 and Rh is —CH3 or —C(O)CH3;
• (ii) —CH2NH—Rx wherein Rx is cyclobutyl, —(CH2)cyclobutyl optionally substituted with two fluorine atoms, cyclopropyl, hydroxycyclopentyl, cyclopentyl, cyclohexyl, hydroxycyclohexyl, hydroxytetrahydrofuranyl, N-methyl piperidinyl, N-ethyl piperidinyl, hydroxytetrahydrothienyl, or
• (iii) —CH2NRa—CRaRa—(CH2)n—Rx wherein Rx is hydrogen, azetidinonyl, cyclohexyl, hydroxyphenyl, pyrrolidinonyl, piperidinonyl, piperazinonyl, morpholinyl, imidazolyl, N-methylimidazolyl, —C(O)(morpholinyl), piperazinyl optionally substituted with a methyl, phenyl, alkoxyphenyl, hydroxyphenyl, pyridinyl, pyrimidinyl, or —C(O)OC(CH3)3 group, pyrrolidinyl, pyridinyl, thiomorpholine dioxide, or methyl triazolyl;
• or
• (iv) —CHRa—NRa—CRaRa—(CHRa)n—Rx wherein Rx is —OH, —OCH3, —C(O)OH, —OPh, —CH(CO2H)—NHC(O)CH3, —O(CH2)2O(CH2)2OH, —O(CH2)2O(CH2)2O(CH2)2OH, —O(CH2)2O(CH2)2O(CH2)2O(CH2)2CO2H—O(CH2)2O(CH2)2O(CH2)2O(CH2)2O(CH2)2O(CH2)2CO2H, —C(O)CH3, —C(O)NRaRa, —C(O)NRqRq, —N(CH3)2, —NHC(O)CH3, —NHC(O)Ph, —C(O)NH(CH2)2-imidazolyl, NHC(O)OCH2Ph, —N(CH3)S(O)2CH3, —NHC(O)CH═CH2, —NHC(O)CH═CHC(O)CH2CH3, —NHS(O)2CH3, or
• each Ra is independently H, —CH(OH)CH3, OH, —(CH2)2OH, —CH2OH, —(CH2)2NH2, —CH2CH3, or —CH3;
• or, two Ra groups on the same carbon atom can form a four, five-, or six-membered carbocyclic ring, an N-methylpiperidinyl ring, or a pyranyl ring;
• each Rb is independently H, F, Cl, Br, —CF3, —CN, CH3, or —OCH3;
• each Rc is independently —OCH3, —OH, —OCH2CH3, —O(CH2)OCH3, —OCH2CH═CH2, —O(CH2)2CH3, —O(CH2)2-morpholinyl, or F;
• or two Rc attached to adjacent carbon atoms form —O—(CH2)v—O—, wherein v is 1 or 2;
• each Rq is selected from hydrogen, —CH2C(O)NHCH2CO2H, —(CH2)C(O)NHCH(CO2H)CH2CH(CH3)2, —CH(Bn)-C(O)NHCH(CO2H)(CH2)3NHC(NH)NH2;
• m is zero or 1;
• n is zero, 1, 2, or 3;
• each p is independently zero or 1;
• and
• q is zero, 1, or 2.