IUPAC:4'-({2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl}methyl)-N-(4,5-dimethyl-1,2-oxazol-3-yl)-2'-(ethoxymethyl)-[1,1'-biphenyl]-2-sulfonamide
IUPAC:4'-({2-butyl-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl}methyl)-N-(4,5-dimethyl-1,2-oxazol-3-yl)-2'-(ethoxymethyl)-[1,1'-biphenyl]-2-sulfonamide