C0H0,  - C(═O) - N(CH0)0,  - C(═O) - N(C0H0)0,  - O-phenyl,  - O-benzyl, phenyl, and benzyl, and the cyclic moiety of the radicals  - O-phenyl,  - O-benzyl, phenyl, and benzyl can each be substituted by 0, 0, 0, 0, or 0 substituents independently selected from the group consisting of F, Cl, Br,  - OH,  - CF0,  - SF0,  - CN,  - NO0, methyl, ethyl, n-propyl, isopropyl, n-butyl, sec-butyl, isobutyl, tert-butyl,  - O - CH0,  - O - C0H0,  - O - CH(CH0)0,  - O - C(CH0)0,  - O - CF0,  - S - CF0, phenyl, and  - O-benzyl. If 