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