Re is, independently at each occurrence, H, C1 6 alkyl, C1 6 alkoxy, phenoxy, benzoxy, phenyl substituted with 0–1 Rc1, or a 5–6 membered heterocycle consisting of carbon atoms and {HEAD ~ 1–4 heteroatoms} selected from the group consisting of N, O, and Sp, and substituted with {TAIL ~ 0–1 Rc1} 
substituted with
Re is , independently at each occurrence , H , C1 6 alkyl , C1 6 alkoxy , phenoxy , benzoxy , phenyl substituted with 0–1 Rc1 , or a 5–6 membered heterocycle consisting of carbon atoms and { HEAD ~ 1–4 heteroatoms } selected from the group consisting of N , O , and Sp , and substituted with { TAIL ~ 0–1 Rc1 }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL