2-Propenoic acid, 2-methyl-, methyl ester, polymer with 2-(1-oxa-4-azaspiro(4.5)dec-7-yl)ethyl 2-methyl-2-propenoate 65086-67-1 Poly(methacrylic acid, methyl ester:methacrylic acid, 2-(spiro(cyclohexane-1,2'-oxazolidin)-3-yl)ethyl ester)