N,N’-Dimethyl-1,5-Pentanediamine, N,N’-bis[(11bR)-3,5-dihydro-3,5-dimethyl-4-oxido-4H-dinaphtho[2,1-d:1′,2′-f][1,3,2]diazaphosphepin-4-yl]
N,N’-dimethyl-1,5-Pentanediamine, N,N’-bis[(11bS)-3,5-dihydro-3,5-dimethyl-4-oxido-4H-dinaphtho[2,1-d:1′,2′-f][1,3,2]diazaphosphepin-4-yl]