66407-59-8 Carbonic acid, carbonylbis(oxy-4,1-cyclohexanediyl (1-methylethylidene)-4,1-cyclohexanediyl) bis((3-ethyl-8,8,10,10-tetramethyl-1,5-dioxa-9-azaspiro(5.5)undec-3-yl)methyl) ester Carbonic acid, carbonylbis(oxy-4,1-cyclohexanediyl(1-methylethylidene)-4,1-cyclohexanediyl) bis((3-ethyl-8,8,10,10-tetramethyl-1,5-dioxa-9-azaspiro(5.5)undec-3-yl)methyl) ester