| 英文名称: | | 2-propenoic acid, 2-methyl-, hydroxymethyl ester, polymer with butyl 2-propenoa | | te, methyl 2-methyl-2-propenoate and 2-propenoic acid | | 2-propenoic acid, 2-methyl-, hydroxymethyl ester,polymer with butyl 2-propenoate, methyl 2-methyl-2-propenoate and2-propenoic acid |
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